72890220

素因数分解:

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

素因数の和:304

約数の個数: 192

約数和(自身を含む): 243855360

約数和(自身を除く): 170965140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 23, 26, 30, 34, 39, 46, 51, 52, 60, 65, 68, 69, 78, 85, 92, 102, 115, 130, 138, 156, 170, 195, 204, 221, 230, 239, 255, 260, 276, 299, 340, 345, 390, 391, 442, 460, 478, 510, 598, 663, 690, 717, 780, 782, 884, 897, 956, 1020, 1105, 1173, 1195, 1196, 1326, 1380, 1434, 1495, 1564, 1794, 1955, 2210, 2346, 2390, 2652, 2868, 2990, 3107, 3315, 3585, 3588, 3910, 4063, 4420, 4485, 4692, 4780, 5083, 5497, 5865, 5980, 6214, 6630, 7170, 7820, 8126, 8970, 9321, 10166, 10994, 11730, 12189, 12428, 13260, 14340, 15249, 15535, 16252, 16491, 17940, 18642, 20315, 20332, 21988, 23460, 24378, 25415, 27485, 30498, 31070, 32982, 37284, 40630, 46605, 48756, 50830, 52819, 54970, 60945, 60996, 62140, 65964, 71461, 76245, 81260, 82455, 93210, 93449, 101660, 105638, 109940, 121890, 142922, 152490, 158457, 164910, 186420, 186898, 211276, 214383, 243780, 264095, 280347, 285844, 304980, 316914, 329820, 357305, 373796, 428766, 467245, 528190, 560694, 633828, 714610, 792285, 857532, 934490, 1056380, 1071915, 1121388, 1214837, 1401735, 1429220, 1584570, 1868980, 2143830, 2429674, 2803470, 3169140, 3644511, 4287660, 4859348, 5606940, 6074185, 7289022, 12148370, 14578044, 18222555, 24296740, 36445110, 72890220]

約数ペア:

[(1, 72890220), (2, 36445110), (3, 24296740), (4, 18222555), (5, 14578044), (6, 12148370), (10, 7289022), (12, 6074185), (13, 5606940), (15, 4859348), (17, 4287660), (20, 3644511), (23, 3169140), (26, 2803470), (30, 2429674), (34, 2143830), (39, 1868980), (46, 1584570), (51, 1429220), (52, 1401735), (60, 1214837), (65, 1121388), (68, 1071915), (69, 1056380), (78, 934490), (85, 857532), (92, 792285), (102, 714610), (115, 633828), (130, 560694), (138, 528190), (156, 467245), (170, 428766), (195, 373796), (204, 357305), (221, 329820), (230, 316914), (239, 304980), (255, 285844), (260, 280347), (276, 264095), (299, 243780), (340, 214383), (345, 211276), (390, 186898), (391, 186420), (442, 164910), (460, 158457), (478, 152490), (510, 142922), (598, 121890), (663, 109940), (690, 105638), (717, 101660), (780, 93449), (782, 93210), (884, 82455), (897, 81260), (956, 76245), (1020, 71461), (1105, 65964), (1173, 62140), (1195, 60996), (1196, 60945), (1326, 54970), (1380, 52819), (1434, 50830), (1495, 48756), (1564, 46605), (1794, 40630), (1955, 37284), (2210, 32982), (2346, 31070), (2390, 30498), (2652, 27485), (2868, 25415), (2990, 24378), (3107, 23460), (3315, 21988), (3585, 20332), (3588, 20315), (3910, 18642), (4063, 17940), (4420, 16491), (4485, 16252), (4692, 15535), (4780, 15249), (5083, 14340), (5497, 13260), (5865, 12428), (5980, 12189), (6214, 11730), (6630, 10994), (7170, 10166), (7820, 9321), (8126, 8970)]