219790620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 288

約数和(自身を含む): 835301376

約数和(自身を除く): 615510756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 31, 34, 35, 36, 42, 45, 51, 60, 62, 63, 68, 70, 84, 85, 90, 93, 102, 105, 119, 124, 126, 140, 153, 155, 170, 180, 186, 204, 210, 217, 238, 252, 255, 279, 306, 310, 315, 331, 340, 357, 372, 420, 434, 465, 476, 510, 527, 558, 595, 612, 620, 630, 651, 662, 714, 765, 868, 930, 993, 1020, 1054, 1071, 1085, 1116, 1190, 1260, 1302, 1324, 1395, 1428, 1530, 1581, 1655, 1785, 1860, 1953, 1986, 2108, 2142, 2170, 2317, 2380, 2604, 2635, 2790, 2979, 3060, 3162, 3255, 3310, 3570, 3689, 3906, 3972, 4284, 4340, 4634, 4743, 4965, 5270, 5355, 5580, 5627, 5958, 6324, 6510, 6620, 6951, 7140, 7378, 7812, 7905, 9268, 9486, 9765, 9930, 10261, 10540, 10710, 11067, 11254, 11585, 11916, 13020, 13902, 14756, 14895, 15810, 16881, 18445, 18972, 19530, 19860, 20522, 20853, 21420, 22134, 22508, 23170, 23715, 27804, 28135, 29790, 30783, 31620, 33201, 33762, 34755, 36890, 39060, 39389, 41044, 41706, 44268, 46340, 47430, 50643, 51305, 55335, 56270, 59580, 61566, 66402, 67524, 69510, 71827, 73780, 78778, 83412, 84405, 92349, 94860, 101286, 102610, 104265, 110670, 112540, 118167, 123132, 132804, 139020, 143654, 153915, 157556, 166005, 168810, 174437, 184698, 196945, 202572, 205220, 208530, 215481, 221340, 236334, 253215, 287308, 307830, 332010, 337620, 348874, 354501, 359135, 369396, 393890, 417060, 430962, 461745, 472668, 506430, 523311, 590835, 615660, 646443, 664020, 697748, 709002, 718270, 787780, 861924, 872185, 923490, 1012860, 1046622, 1077405, 1181670, 1221059, 1292886, 1418004, 1436540, 1569933, 1744370, 1772505, 1846980, 2093244, 2154810, 2363340, 2442118, 2585772, 2616555, 3139866, 3232215, 3488740, 3545010, 3663177, 4309620, 4884236, 5233110, 6105295, 6279732, 6464430, 7090020, 7326354, 7849665, 10466220, 10989531, 12210590, 12928860, 14652708, 15699330, 18315885, 21979062, 24421180, 31398660, 36631770, 43958124, 54947655, 73263540, 109895310, 219790620]

約数ペア:

[(1, 219790620), (2, 109895310), (3, 73263540), (4, 54947655), (5, 43958124), (6, 36631770), (7, 31398660), (9, 24421180), (10, 21979062), (12, 18315885), (14, 15699330), (15, 14652708), (17, 12928860), (18, 12210590), (20, 10989531), (21, 10466220), (28, 7849665), (30, 7326354), (31, 7090020), (34, 6464430), (35, 6279732), (36, 6105295), (42, 5233110), (45, 4884236), (51, 4309620), (60, 3663177), (62, 3545010), (63, 3488740), (68, 3232215), (70, 3139866), (84, 2616555), (85, 2585772), (90, 2442118), (93, 2363340), (102, 2154810), (105, 2093244), (119, 1846980), (124, 1772505), (126, 1744370), (140, 1569933), (153, 1436540), (155, 1418004), (170, 1292886), (180, 1221059), (186, 1181670), (204, 1077405), (210, 1046622), (217, 1012860), (238, 923490), (252, 872185), (255, 861924), (279, 787780), (306, 718270), (310, 709002), (315, 697748), (331, 664020), (340, 646443), (357, 615660), (372, 590835), (420, 523311), (434, 506430), (465, 472668), (476, 461745), (510, 430962), (527, 417060), (558, 393890), (595, 369396), (612, 359135), (620, 354501), (630, 348874), (651, 337620), (662, 332010), (714, 307830), (765, 287308), (868, 253215), (930, 236334), (993, 221340), (1020, 215481), (1054, 208530), (1071, 205220), (1085, 202572), (1116, 196945), (1190, 184698), (1260, 174437), (1302, 168810), (1324, 166005), (1395, 157556), (1428, 153915), (1530, 143654), (1581, 139020), (1655, 132804), (1785, 123132), (1860, 118167), (1953, 112540), (1986, 110670), (2108, 104265), (2142, 102610), (2170, 101286), (2317, 94860), (2380, 92349), (2604, 84405), (2635, 83412), (2790, 78778), (2979, 73780), (3060, 71827), (3162, 69510), (3255, 67524), (3310, 66402), (3570, 61566), (3689, 59580), (3906, 56270), (3972, 55335), (4284, 51305), (4340, 50643), (4634, 47430), (4743, 46340), (4965, 44268), (5270, 41706), (5355, 41044), (5580, 39389), (5627, 39060), (5958, 36890), (6324, 34755), (6510, 33762), (6620, 33201), (6951, 31620), (7140, 30783), (7378, 29790), (7812, 28135), (7905, 27804), (9268, 23715), (9486, 23170), (9765, 22508), (9930, 22134), (10261, 21420), (10540, 20853), (10710, 20522), (11067, 19860), (11254, 19530), (11585, 18972), (11916, 18445), (13020, 16881), (13902, 15810), (14756, 14895)]