318722625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:121

約数の個数: 192

約数和(自身を含む): 690493440

約数和(自身を除く): 371770815

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 31, 37, 39, 45, 57, 65, 75, 93, 95, 111, 117, 125, 155, 171, 185, 195, 225, 247, 279, 285, 325, 333, 375, 403, 465, 475, 481, 555, 585, 589, 703, 741, 775, 855, 925, 975, 1125, 1147, 1209, 1235, 1395, 1425, 1443, 1625, 1665, 1767, 2015, 2109, 2223, 2325, 2375, 2405, 2775, 2925, 2945, 3441, 3515, 3627, 3705, 3875, 4275, 4329, 4625, 4875, 5301, 5735, 6045, 6175, 6327, 6975, 7125, 7215, 7657, 8325, 8835, 9139, 10075, 10323, 10545, 11115, 11625, 12025, 13875, 14625, 14725, 14911, 17205, 17575, 18135, 18525, 21375, 21645, 21793, 22971, 26505, 27417, 28675, 30225, 30875, 31635, 34875, 36075, 38285, 41625, 44175, 44733, 45695, 50375, 51615, 52725, 55575, 60125, 65379, 68913, 73625, 74555, 82251, 86025, 87875, 90675, 92625, 108225, 108965, 114855, 132525, 134199, 137085, 143375, 151125, 158175, 180375, 191425, 196137, 220875, 223665, 228475, 258075, 263625, 277875, 283309, 326895, 344565, 372775, 411255, 430125, 453375, 541125, 544825, 574275, 662625, 670995, 685425, 790875, 849927, 957125, 980685, 1118325, 1142375, 1290375, 1416545, 1634475, 1722825, 1863875, 2056275, 2549781, 2724125, 2871375, 3354975, 3427125, 4249635, 4903425, 5591625, 7082725, 8172375, 8614125, 10281375, 12748905, 16774875, 21248175, 24517125, 35413625, 63744525, 106240875, 318722625]

約数ペア:

[(1, 318722625), (3, 106240875), (5, 63744525), (9, 35413625), (13, 24517125), (15, 21248175), (19, 16774875), (25, 12748905), (31, 10281375), (37, 8614125), (39, 8172375), (45, 7082725), (57, 5591625), (65, 4903425), (75, 4249635), (93, 3427125), (95, 3354975), (111, 2871375), (117, 2724125), (125, 2549781), (155, 2056275), (171, 1863875), (185, 1722825), (195, 1634475), (225, 1416545), (247, 1290375), (279, 1142375), (285, 1118325), (325, 980685), (333, 957125), (375, 849927), (403, 790875), (465, 685425), (475, 670995), (481, 662625), (555, 574275), (585, 544825), (589, 541125), (703, 453375), (741, 430125), (775, 411255), (855, 372775), (925, 344565), (975, 326895), (1125, 283309), (1147, 277875), (1209, 263625), (1235, 258075), (1395, 228475), (1425, 223665), (1443, 220875), (1625, 196137), (1665, 191425), (1767, 180375), (2015, 158175), (2109, 151125), (2223, 143375), (2325, 137085), (2375, 134199), (2405, 132525), (2775, 114855), (2925, 108965), (2945, 108225), (3441, 92625), (3515, 90675), (3627, 87875), (3705, 86025), (3875, 82251), (4275, 74555), (4329, 73625), (4625, 68913), (4875, 65379), (5301, 60125), (5735, 55575), (6045, 52725), (6175, 51615), (6327, 50375), (6975, 45695), (7125, 44733), (7215, 44175), (7657, 41625), (8325, 38285), (8835, 36075), (9139, 34875), (10075, 31635), (10323, 30875), (10545, 30225), (11115, 28675), (11625, 27417), (12025, 26505), (13875, 22971), (14625, 21793), (14725, 21645), (14911, 21375), (17205, 18525), (17575, 18135)]