305854920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1759}}^1$

素因数の和:1809

約数の個数: 256

約数和(自身を含む): 1216512000

約数和(自身を除く): 910657080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 460, 483, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 920, 945, 966, 1035, 1080, 1242, 1260, 1288, 1380, 1449, 1512, 1610, 1656, 1759, 1890, 1932, 2070, 2415, 2484, 2520, 2760, 2898, 3105, 3220, 3518, 3780, 3864, 4140, 4347, 4830, 4968, 5277, 5796, 6210, 6440, 7036, 7245, 7560, 8280, 8694, 8795, 9660, 10554, 11592, 12313, 12420, 14072, 14490, 15831, 17388, 17590, 19320, 21108, 21735, 24626, 24840, 26385, 28980, 31662, 34776, 35180, 36939, 40457, 42216, 43470, 47493, 49252, 52770, 57960, 61565, 63324, 70360, 73878, 79155, 80914, 86940, 94986, 98504, 105540, 110817, 121371, 123130, 126648, 147756, 158310, 161828, 173880, 184695, 189972, 202285, 211080, 221634, 237465, 242742, 246260, 283199, 295512, 316620, 323656, 332451, 364113, 369390, 379944, 404570, 443268, 474930, 485484, 492520, 554085, 566398, 606855, 633240, 664902, 728226, 738780, 809140, 849597, 886536, 949860, 970968, 1092339, 1108170, 1132796, 1213710, 1329804, 1415995, 1456452, 1477560, 1618280, 1662255, 1699194, 1820565, 1899720, 2184678, 2216340, 2265592, 2427420, 2548791, 2659608, 2831990, 2912904, 3324510, 3398388, 3641130, 4247985, 4369356, 4432680, 4854840, 5097582, 5461695, 5663980, 6649020, 6796776, 7282260, 7646373, 8495970, 8738712, 10195164, 10923390, 11327960, 12743955, 13298040, 14564520, 15292746, 16991940, 20390328, 21846780, 25487910, 30585492, 33983880, 38231865, 43693560, 50975820, 61170984, 76463730, 101951640, 152927460, 305854920]

約数ペア:

[(1, 305854920), (2, 152927460), (3, 101951640), (4, 76463730), (5, 61170984), (6, 50975820), (7, 43693560), (8, 38231865), (9, 33983880), (10, 30585492), (12, 25487910), (14, 21846780), (15, 20390328), (18, 16991940), (20, 15292746), (21, 14564520), (23, 13298040), (24, 12743955), (27, 11327960), (28, 10923390), (30, 10195164), (35, 8738712), (36, 8495970), (40, 7646373), (42, 7282260), (45, 6796776), (46, 6649020), (54, 5663980), (56, 5461695), (60, 5097582), (63, 4854840), (69, 4432680), (70, 4369356), (72, 4247985), (84, 3641130), (90, 3398388), (92, 3324510), (105, 2912904), (108, 2831990), (115, 2659608), (120, 2548791), (126, 2427420), (135, 2265592), (138, 2216340), (140, 2184678), (161, 1899720), (168, 1820565), (180, 1699194), (184, 1662255), (189, 1618280), (207, 1477560), (210, 1456452), (216, 1415995), (230, 1329804), (252, 1213710), (270, 1132796), (276, 1108170), (280, 1092339), (315, 970968), (322, 949860), (345, 886536), (360, 849597), (378, 809140), (414, 738780), (420, 728226), (460, 664902), (483, 633240), (504, 606855), (540, 566398), (552, 554085), (621, 492520), (630, 485484), (644, 474930), (690, 443268), (756, 404570), (805, 379944), (828, 369390), (840, 364113), (920, 332451), (945, 323656), (966, 316620), (1035, 295512), (1080, 283199), (1242, 246260), (1260, 242742), (1288, 237465), (1380, 221634), (1449, 211080), (1512, 202285), (1610, 189972), (1656, 184695), (1759, 173880), (1890, 161828), (1932, 158310), (2070, 147756), (2415, 126648), (2484, 123130), (2520, 121371), (2760, 110817), (2898, 105540), (3105, 98504), (3220, 94986), (3518, 86940), (3780, 80914), (3864, 79155), (4140, 73878), (4347, 70360), (4830, 63324), (4968, 61565), (5277, 57960), (5796, 52770), (6210, 49252), (6440, 47493), (7036, 43470), (7245, 42216), (7560, 40457), (8280, 36939), (8694, 35180), (8795, 34776), (9660, 31662), (10554, 28980), (11592, 26385), (12313, 24840), (12420, 24626), (14072, 21735), (14490, 21108), (15831, 19320), (17388, 17590)]