655308240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:657

約数の個数: 160

約数和(自身を含む): 2090866176

約数和(自身を除く): 1435557936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 83, 120, 134, 166, 201, 240, 249, 268, 332, 335, 402, 415, 491, 498, 536, 664, 670, 804, 830, 982, 996, 1005, 1072, 1245, 1328, 1340, 1473, 1608, 1660, 1964, 1992, 2010, 2455, 2490, 2680, 2946, 3216, 3320, 3928, 3984, 4020, 4910, 4980, 5360, 5561, 5892, 6640, 7365, 7856, 8040, 9820, 9960, 11122, 11784, 14730, 16080, 16683, 19640, 19920, 22244, 23568, 27805, 29460, 32897, 33366, 39280, 40753, 44488, 55610, 58920, 65794, 66732, 81506, 83415, 88976, 98691, 111220, 117840, 122259, 131588, 133464, 163012, 164485, 166830, 197382, 203765, 222440, 244518, 263176, 266928, 326024, 328970, 333660, 394764, 407530, 444880, 489036, 493455, 526352, 611295, 652048, 657940, 667320, 789528, 815060, 978072, 986910, 1222590, 1315880, 1334640, 1579056, 1630120, 1956144, 1973820, 2445180, 2631760, 2730451, 3260240, 3947640, 4890360, 5460902, 7895280, 8191353, 9780720, 10921804, 13652255, 16382706, 21843608, 27304510, 32765412, 40956765, 43687216, 54609020, 65530824, 81913530, 109218040, 131061648, 163827060, 218436080, 327654120, 655308240]

約数ペア:

[(1, 655308240), (2, 327654120), (3, 218436080), (4, 163827060), (5, 131061648), (6, 109218040), (8, 81913530), (10, 65530824), (12, 54609020), (15, 43687216), (16, 40956765), (20, 32765412), (24, 27304510), (30, 21843608), (40, 16382706), (48, 13652255), (60, 10921804), (67, 9780720), (80, 8191353), (83, 7895280), (120, 5460902), (134, 4890360), (166, 3947640), (201, 3260240), (240, 2730451), (249, 2631760), (268, 2445180), (332, 1973820), (335, 1956144), (402, 1630120), (415, 1579056), (491, 1334640), (498, 1315880), (536, 1222590), (664, 986910), (670, 978072), (804, 815060), (830, 789528), (982, 667320), (996, 657940), (1005, 652048), (1072, 611295), (1245, 526352), (1328, 493455), (1340, 489036), (1473, 444880), (1608, 407530), (1660, 394764), (1964, 333660), (1992, 328970), (2010, 326024), (2455, 266928), (2490, 263176), (2680, 244518), (2946, 222440), (3216, 203765), (3320, 197382), (3928, 166830), (3984, 164485), (4020, 163012), (4910, 133464), (4980, 131588), (5360, 122259), (5561, 117840), (5892, 111220), (6640, 98691), (7365, 88976), (7856, 83415), (8040, 81506), (9820, 66732), (9960, 65794), (11122, 58920), (11784, 55610), (14730, 44488), (16080, 40753), (16683, 39280), (19640, 33366), (19920, 32897), (22244, 29460), (23568, 27805)]