71984880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 240

約数和(自身を含む): 269848800

約数和(自身を除く): 197863920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 61, 66, 72, 80, 88, 90, 99, 110, 120, 122, 132, 144, 149, 165, 176, 180, 183, 198, 220, 240, 244, 264, 298, 305, 330, 360, 366, 396, 440, 447, 488, 495, 528, 549, 596, 610, 660, 671, 720, 732, 745, 792, 880, 894, 915, 976, 990, 1098, 1192, 1220, 1320, 1341, 1342, 1464, 1490, 1584, 1639, 1788, 1830, 1980, 2013, 2196, 2235, 2384, 2440, 2640, 2682, 2684, 2745, 2928, 2980, 3278, 3355, 3576, 3660, 3960, 4026, 4392, 4470, 4880, 4917, 5364, 5368, 5490, 5960, 6039, 6556, 6705, 6710, 7152, 7320, 7920, 8052, 8195, 8784, 8940, 9089, 9834, 10065, 10728, 10736, 10980, 11920, 12078, 13112, 13410, 13420, 14640, 14751, 16104, 16390, 17880, 18178, 19668, 20130, 21456, 21960, 24156, 24585, 26224, 26820, 26840, 27267, 29502, 30195, 32208, 32780, 35760, 36356, 39336, 40260, 43920, 45445, 48312, 49170, 53640, 53680, 54534, 59004, 60390, 65560, 72712, 73755, 78672, 80520, 81801, 90890, 96624, 98340, 99979, 107280, 109068, 118008, 120780, 131120, 136335, 145424, 147510, 161040, 163602, 181780, 196680, 199958, 218136, 236016, 241560, 272670, 295020, 299937, 327204, 363560, 393360, 399916, 409005, 436272, 483120, 499895, 545340, 590040, 599874, 654408, 727120, 799832, 818010, 899811, 999790, 1090680, 1180080, 1199748, 1308816, 1499685, 1599664, 1636020, 1799622, 1999580, 2181360, 2399496, 2999370, 3272040, 3599244, 3999160, 4499055, 4798992, 5998740, 6544080, 7198488, 7998320, 8998110, 11997480, 14396976, 17996220, 23994960, 35992440, 71984880]

約数ペア:

[(1, 71984880), (2, 35992440), (3, 23994960), (4, 17996220), (5, 14396976), (6, 11997480), (8, 8998110), (9, 7998320), (10, 7198488), (11, 6544080), (12, 5998740), (15, 4798992), (16, 4499055), (18, 3999160), (20, 3599244), (22, 3272040), (24, 2999370), (30, 2399496), (33, 2181360), (36, 1999580), (40, 1799622), (44, 1636020), (45, 1599664), (48, 1499685), (55, 1308816), (60, 1199748), (61, 1180080), (66, 1090680), (72, 999790), (80, 899811), (88, 818010), (90, 799832), (99, 727120), (110, 654408), (120, 599874), (122, 590040), (132, 545340), (144, 499895), (149, 483120), (165, 436272), (176, 409005), (180, 399916), (183, 393360), (198, 363560), (220, 327204), (240, 299937), (244, 295020), (264, 272670), (298, 241560), (305, 236016), (330, 218136), (360, 199958), (366, 196680), (396, 181780), (440, 163602), (447, 161040), (488, 147510), (495, 145424), (528, 136335), (549, 131120), (596, 120780), (610, 118008), (660, 109068), (671, 107280), (720, 99979), (732, 98340), (745, 96624), (792, 90890), (880, 81801), (894, 80520), (915, 78672), (976, 73755), (990, 72712), (1098, 65560), (1192, 60390), (1220, 59004), (1320, 54534), (1341, 53680), (1342, 53640), (1464, 49170), (1490, 48312), (1584, 45445), (1639, 43920), (1788, 40260), (1830, 39336), (1980, 36356), (2013, 35760), (2196, 32780), (2235, 32208), (2384, 30195), (2440, 29502), (2640, 27267), (2682, 26840), (2684, 26820), (2745, 26224), (2928, 24585), (2980, 24156), (3278, 21960), (3355, 21456), (3576, 20130), (3660, 19668), (3960, 18178), (4026, 17880), (4392, 16390), (4470, 16104), (4880, 14751), (4917, 14640), (5364, 13420), (5368, 13410), (5490, 13112), (5960, 12078), (6039, 11920), (6556, 10980), (6705, 10736), (6710, 10728), (7152, 10065), (7320, 9834), (7920, 9089), (8052, 8940), (8195, 8784)]