515307420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:414

約数の個数: 180

約数和(自身を含む): 1675413432

約数和(自身を除く): 1160106012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 331, 372, 405, 465, 540, 558, 620, 662, 810, 837, 930, 961, 993, 1116, 1324, 1395, 1620, 1655, 1674, 1860, 1922, 1986, 2511, 2790, 2883, 2979, 3310, 3348, 3844, 3972, 4185, 4805, 4965, 5022, 5580, 5766, 5958, 6620, 8370, 8649, 8937, 9610, 9930, 10044, 10261, 11532, 11916, 12555, 14415, 14895, 16740, 17298, 17874, 19220, 19860, 20522, 25110, 25947, 26811, 28830, 29790, 30783, 34596, 35748, 41044, 43245, 44685, 50220, 51305, 51894, 53622, 57660, 59580, 61566, 77841, 86490, 89370, 92349, 102610, 103788, 107244, 123132, 129735, 134055, 153915, 155682, 172980, 178740, 184698, 205220, 259470, 268110, 277047, 307830, 311364, 318091, 369396, 389205, 461745, 518940, 536220, 554094, 615660, 636182, 778410, 831141, 923490, 954273, 1108188, 1272364, 1385235, 1556820, 1590455, 1662282, 1846980, 1908546, 2770470, 2862819, 3180910, 3324564, 3817092, 4155705, 4771365, 5540940, 5725638, 6361820, 8311410, 8588457, 9542730, 11451276, 14314095, 16622820, 17176914, 19085460, 25765371, 28628190, 34353828, 42942285, 51530742, 57256380, 85884570, 103061484, 128826855, 171769140, 257653710, 515307420]

約数ペア:

[(1, 515307420), (2, 257653710), (3, 171769140), (4, 128826855), (5, 103061484), (6, 85884570), (9, 57256380), (10, 51530742), (12, 42942285), (15, 34353828), (18, 28628190), (20, 25765371), (27, 19085460), (30, 17176914), (31, 16622820), (36, 14314095), (45, 11451276), (54, 9542730), (60, 8588457), (62, 8311410), (81, 6361820), (90, 5725638), (93, 5540940), (108, 4771365), (124, 4155705), (135, 3817092), (155, 3324564), (162, 3180910), (180, 2862819), (186, 2770470), (270, 1908546), (279, 1846980), (310, 1662282), (324, 1590455), (331, 1556820), (372, 1385235), (405, 1272364), (465, 1108188), (540, 954273), (558, 923490), (620, 831141), (662, 778410), (810, 636182), (837, 615660), (930, 554094), (961, 536220), (993, 518940), (1116, 461745), (1324, 389205), (1395, 369396), (1620, 318091), (1655, 311364), (1674, 307830), (1860, 277047), (1922, 268110), (1986, 259470), (2511, 205220), (2790, 184698), (2883, 178740), (2979, 172980), (3310, 155682), (3348, 153915), (3844, 134055), (3972, 129735), (4185, 123132), (4805, 107244), (4965, 103788), (5022, 102610), (5580, 92349), (5766, 89370), (5958, 86490), (6620, 77841), (8370, 61566), (8649, 59580), (8937, 57660), (9610, 53622), (9930, 51894), (10044, 51305), (10261, 50220), (11532, 44685), (11916, 43245), (12555, 41044), (14415, 35748), (14895, 34596), (16740, 30783), (17298, 29790), (17874, 28830), (19220, 26811), (19860, 25947), (20522, 25110)]