1279528875

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:2002

約数の個数: 96

約数和(自身を含む): 2507581440

約数和(自身を除く): 1228052565

約数列:

[1, 3, 5, 9, 15, 19, 25, 31, 45, 57, 75, 93, 95, 125, 155, 171, 225, 279, 285, 375, 465, 475, 589, 775, 855, 1125, 1395, 1425, 1767, 1931, 2325, 2375, 2945, 3875, 4275, 5301, 5793, 6975, 7125, 8835, 9655, 11625, 14725, 17379, 21375, 26505, 28965, 34875, 36689, 44175, 48275, 59861, 73625, 86895, 110067, 132525, 144825, 179583, 183445, 220875, 241375, 299305, 330201, 434475, 538749, 550335, 662625, 724125, 897915, 917225, 1137359, 1496525, 1651005, 2172375, 2693745, 2751675, 3412077, 4489575, 4586125, 5686795, 7482625, 8255025, 10236231, 13468725, 13758375, 17060385, 22447875, 28433975, 41275125, 51181155, 67343625, 85301925, 142169875, 255905775, 426509625, 1279528875]

約数ペア:

[(1, 1279528875), (3, 426509625), (5, 255905775), (9, 142169875), (15, 85301925), (19, 67343625), (25, 51181155), (31, 41275125), (45, 28433975), (57, 22447875), (75, 17060385), (93, 13758375), (95, 13468725), (125, 10236231), (155, 8255025), (171, 7482625), (225, 5686795), (279, 4586125), (285, 4489575), (375, 3412077), (465, 2751675), (475, 2693745), (589, 2172375), (775, 1651005), (855, 1496525), (1125, 1137359), (1395, 917225), (1425, 897915), (1767, 724125), (1931, 662625), (2325, 550335), (2375, 538749), (2945, 434475), (3875, 330201), (4275, 299305), (5301, 241375), (5793, 220875), (6975, 183445), (7125, 179583), (8835, 144825), (9655, 132525), (11625, 110067), (14725, 86895), (17379, 73625), (21375, 59861), (26505, 48275), (28965, 44175), (34875, 36689)]