66627680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 192

約数和(自身を含む): 197406720

約数和(自身を除く): 130779040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 70, 76, 80, 95, 101, 112, 124, 133, 140, 152, 155, 160, 190, 202, 217, 224, 248, 266, 280, 304, 310, 380, 404, 434, 496, 505, 532, 560, 589, 608, 620, 665, 707, 760, 808, 868, 992, 1010, 1064, 1085, 1120, 1178, 1240, 1330, 1414, 1520, 1616, 1736, 1919, 2020, 2128, 2170, 2356, 2480, 2660, 2828, 2945, 3040, 3131, 3232, 3472, 3535, 3838, 4040, 4123, 4256, 4340, 4712, 4960, 5320, 5656, 5890, 6262, 6944, 7070, 7676, 8080, 8246, 8680, 9424, 9595, 10640, 11312, 11780, 12524, 13433, 14140, 15352, 15655, 16160, 16492, 17360, 18848, 19190, 20615, 21280, 21917, 22624, 23560, 25048, 26866, 28280, 30704, 31310, 32984, 34720, 38380, 41230, 43834, 47120, 50096, 53732, 56560, 59489, 61408, 62620, 65968, 67165, 76760, 82460, 87668, 94240, 100192, 107464, 109585, 113120, 118978, 125240, 131936, 134330, 153520, 164920, 175336, 214928, 219170, 237956, 250480, 268660, 297445, 307040, 329840, 350672, 416423, 429856, 438340, 475912, 500960, 537320, 594890, 659680, 701344, 832846, 876680, 951824, 1074640, 1189780, 1665692, 1753360, 1903648, 2082115, 2149280, 2379560, 3331384, 3506720, 4164230, 4759120, 6662768, 8328460, 9518240, 13325536, 16656920, 33313840, 66627680]

約数ペア:

[(1, 66627680), (2, 33313840), (4, 16656920), (5, 13325536), (7, 9518240), (8, 8328460), (10, 6662768), (14, 4759120), (16, 4164230), (19, 3506720), (20, 3331384), (28, 2379560), (31, 2149280), (32, 2082115), (35, 1903648), (38, 1753360), (40, 1665692), (56, 1189780), (62, 1074640), (70, 951824), (76, 876680), (80, 832846), (95, 701344), (101, 659680), (112, 594890), (124, 537320), (133, 500960), (140, 475912), (152, 438340), (155, 429856), (160, 416423), (190, 350672), (202, 329840), (217, 307040), (224, 297445), (248, 268660), (266, 250480), (280, 237956), (304, 219170), (310, 214928), (380, 175336), (404, 164920), (434, 153520), (496, 134330), (505, 131936), (532, 125240), (560, 118978), (589, 113120), (608, 109585), (620, 107464), (665, 100192), (707, 94240), (760, 87668), (808, 82460), (868, 76760), (992, 67165), (1010, 65968), (1064, 62620), (1085, 61408), (1120, 59489), (1178, 56560), (1240, 53732), (1330, 50096), (1414, 47120), (1520, 43834), (1616, 41230), (1736, 38380), (1919, 34720), (2020, 32984), (2128, 31310), (2170, 30704), (2356, 28280), (2480, 26866), (2660, 25048), (2828, 23560), (2945, 22624), (3040, 21917), (3131, 21280), (3232, 20615), (3472, 19190), (3535, 18848), (3838, 17360), (4040, 16492), (4123, 16160), (4256, 15655), (4340, 15352), (4712, 14140), (4960, 13433), (5320, 12524), (5656, 11780), (5890, 11312), (6262, 10640), (6944, 9595), (7070, 9424), (7676, 8680), (8080, 8246)]