78975750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^3\times {\mathrm{307}}^1$

素因数の和:348

約数の個数: 128

約数和(自身を含む): 230630400

約数和(自身を除く): 151654650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 125, 147, 150, 175, 210, 245, 250, 294, 307, 343, 350, 375, 490, 525, 614, 686, 735, 750, 875, 921, 1029, 1050, 1225, 1470, 1535, 1715, 1750, 1842, 2058, 2149, 2450, 2625, 3070, 3430, 3675, 4298, 4605, 5145, 5250, 6125, 6447, 7350, 7675, 8575, 9210, 10290, 10745, 12250, 12894, 15043, 15350, 17150, 18375, 21490, 23025, 25725, 30086, 32235, 36750, 38375, 42875, 45129, 46050, 51450, 53725, 64470, 75215, 76750, 85750, 90258, 105301, 107450, 115125, 128625, 150430, 161175, 210602, 225645, 230250, 257250, 268625, 315903, 322350, 376075, 451290, 526505, 537250, 631806, 752150, 805875, 1053010, 1128225, 1579515, 1611750, 1880375, 2256450, 2632525, 3159030, 3760750, 5265050, 5641125, 7897575, 11282250, 13162625, 15795150, 26325250, 39487875, 78975750]

約数ペア:

[(1, 78975750), (2, 39487875), (3, 26325250), (5, 15795150), (6, 13162625), (7, 11282250), (10, 7897575), (14, 5641125), (15, 5265050), (21, 3760750), (25, 3159030), (30, 2632525), (35, 2256450), (42, 1880375), (49, 1611750), (50, 1579515), (70, 1128225), (75, 1053010), (98, 805875), (105, 752150), (125, 631806), (147, 537250), (150, 526505), (175, 451290), (210, 376075), (245, 322350), (250, 315903), (294, 268625), (307, 257250), (343, 230250), (350, 225645), (375, 210602), (490, 161175), (525, 150430), (614, 128625), (686, 115125), (735, 107450), (750, 105301), (875, 90258), (921, 85750), (1029, 76750), (1050, 75215), (1225, 64470), (1470, 53725), (1535, 51450), (1715, 46050), (1750, 45129), (1842, 42875), (2058, 38375), (2149, 36750), (2450, 32235), (2625, 30086), (3070, 25725), (3430, 23025), (3675, 21490), (4298, 18375), (4605, 17150), (5145, 15350), (5250, 15043), (6125, 12894), (6447, 12250), (7350, 10745), (7675, 10290), (8575, 9210)]