291560880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 320

約数和(自身を含む): 1079930880

約数和(自身を除く): 788370000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 23, 24, 26, 30, 34, 39, 40, 46, 48, 51, 52, 60, 65, 68, 69, 78, 80, 85, 92, 102, 104, 115, 120, 130, 136, 138, 156, 170, 184, 195, 204, 208, 221, 230, 239, 240, 255, 260, 272, 276, 299, 312, 340, 345, 368, 390, 391, 408, 442, 460, 478, 510, 520, 552, 598, 624, 663, 680, 690, 717, 780, 782, 816, 884, 897, 920, 956, 1020, 1040, 1104, 1105, 1173, 1195, 1196, 1326, 1360, 1380, 1434, 1495, 1560, 1564, 1768, 1794, 1840, 1912, 1955, 2040, 2210, 2346, 2390, 2392, 2652, 2760, 2868, 2990, 3107, 3120, 3128, 3315, 3536, 3585, 3588, 3824, 3910, 4063, 4080, 4420, 4485, 4692, 4780, 4784, 5083, 5304, 5497, 5520, 5736, 5865, 5980, 6214, 6256, 6630, 7170, 7176, 7820, 8126, 8840, 8970, 9321, 9384, 9560, 10166, 10608, 10994, 11472, 11730, 11960, 12189, 12428, 13260, 14340, 14352, 15249, 15535, 15640, 16252, 16491, 17680, 17940, 18642, 18768, 19120, 20315, 20332, 21988, 23460, 23920, 24378, 24856, 25415, 26520, 27485, 28680, 30498, 31070, 31280, 32504, 32982, 35880, 37284, 40630, 40664, 43976, 46605, 46920, 48756, 49712, 50830, 52819, 53040, 54970, 57360, 60945, 60996, 62140, 65008, 65964, 71461, 71760, 74568, 76245, 81260, 81328, 82455, 87952, 93210, 93449, 93840, 97512, 101660, 105638, 109940, 121890, 121992, 124280, 131928, 142922, 149136, 152490, 158457, 162520, 164910, 186420, 186898, 195024, 203320, 211276, 214383, 219880, 243780, 243984, 248560, 263856, 264095, 280347, 285844, 304980, 316914, 325040, 329820, 357305, 372840, 373796, 406640, 422552, 428766, 439760, 467245, 487560, 528190, 560694, 571688, 609960, 633828, 659640, 714610, 745680, 747592, 792285, 845104, 857532, 934490, 975120, 1056380, 1071915, 1121388, 1143376, 1214837, 1219920, 1267656, 1319280, 1401735, 1429220, 1495184, 1584570, 1715064, 1868980, 2112760, 2143830, 2242776, 2429674, 2535312, 2803470, 2858440, 3169140, 3430128, 3644511, 3737960, 4225520, 4287660, 4485552, 4859348, 5606940, 5716880, 6074185, 6338280, 7289022, 7475920, 8575320, 9718696, 11213880, 12148370, 12676560, 14578044, 17150640, 18222555, 19437392, 22427760, 24296740, 29156088, 36445110, 48593480, 58312176, 72890220, 97186960, 145780440, 291560880]

約数ペア:

[(1, 291560880), (2, 145780440), (3, 97186960), (4, 72890220), (5, 58312176), (6, 48593480), (8, 36445110), (10, 29156088), (12, 24296740), (13, 22427760), (15, 19437392), (16, 18222555), (17, 17150640), (20, 14578044), (23, 12676560), (24, 12148370), (26, 11213880), (30, 9718696), (34, 8575320), (39, 7475920), (40, 7289022), (46, 6338280), (48, 6074185), (51, 5716880), (52, 5606940), (60, 4859348), (65, 4485552), (68, 4287660), (69, 4225520), (78, 3737960), (80, 3644511), (85, 3430128), (92, 3169140), (102, 2858440), (104, 2803470), (115, 2535312), (120, 2429674), (130, 2242776), (136, 2143830), (138, 2112760), (156, 1868980), (170, 1715064), (184, 1584570), (195, 1495184), (204, 1429220), (208, 1401735), (221, 1319280), (230, 1267656), (239, 1219920), (240, 1214837), (255, 1143376), (260, 1121388), (272, 1071915), (276, 1056380), (299, 975120), (312, 934490), (340, 857532), (345, 845104), (368, 792285), (390, 747592), (391, 745680), (408, 714610), (442, 659640), (460, 633828), (478, 609960), (510, 571688), (520, 560694), (552, 528190), (598, 487560), (624, 467245), (663, 439760), (680, 428766), (690, 422552), (717, 406640), (780, 373796), (782, 372840), (816, 357305), (884, 329820), (897, 325040), (920, 316914), (956, 304980), (1020, 285844), (1040, 280347), (1104, 264095), (1105, 263856), (1173, 248560), (1195, 243984), (1196, 243780), (1326, 219880), (1360, 214383), (1380, 211276), (1434, 203320), (1495, 195024), (1560, 186898), (1564, 186420), (1768, 164910), (1794, 162520), (1840, 158457), (1912, 152490), (1955, 149136), (2040, 142922), (2210, 131928), (2346, 124280), (2390, 121992), (2392, 121890), (2652, 109940), (2760, 105638), (2868, 101660), (2990, 97512), (3107, 93840), (3120, 93449), (3128, 93210), (3315, 87952), (3536, 82455), (3585, 81328), (3588, 81260), (3824, 76245), (3910, 74568), (4063, 71760), (4080, 71461), (4420, 65964), (4485, 65008), (4692, 62140), (4780, 60996), (4784, 60945), (5083, 57360), (5304, 54970), (5497, 53040), (5520, 52819), (5736, 50830), (5865, 49712), (5980, 48756), (6214, 46920), (6256, 46605), (6630, 43976), (7170, 40664), (7176, 40630), (7820, 37284), (8126, 35880), (8840, 32982), (8970, 32504), (9321, 31280), (9384, 31070), (9560, 30498), (10166, 28680), (10608, 27485), (10994, 26520), (11472, 25415), (11730, 24856), (11960, 24378), (12189, 23920), (12428, 23460), (13260, 21988), (14340, 20332), (14352, 20315), (15249, 19120), (15535, 18768), (15640, 18642), (16252, 17940), (16491, 17680)]