420296625

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 928986240

約数和(自身を除く): 508689615

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 53, 57, 63, 75, 95, 105, 125, 133, 159, 171, 175, 225, 265, 285, 315, 371, 375, 399, 475, 477, 525, 665, 795, 855, 875, 1007, 1113, 1125, 1197, 1325, 1425, 1575, 1855, 1995, 2375, 2385, 2625, 2809, 3021, 3325, 3339, 3975, 4275, 5035, 5565, 5985, 6625, 7049, 7125, 7875, 8427, 9063, 9275, 9975, 11925, 14045, 15105, 16625, 16695, 19663, 19875, 21147, 21375, 25175, 25281, 27825, 29925, 35245, 42135, 45315, 46375, 49875, 53371, 58989, 59625, 63441, 70225, 75525, 83475, 98315, 105735, 125875, 126405, 139125, 149625, 160113, 176225, 176967, 210675, 226575, 266855, 294945, 317205, 351125, 373597, 377625, 417375, 480339, 491575, 528675, 632025, 800565, 881125, 884835, 1053375, 1120791, 1132875, 1334275, 1474725, 1586025, 1867985, 2401695, 2457875, 2643375, 3160125, 3362373, 4002825, 4424175, 5603955, 6671375, 7373625, 7930125, 9339925, 12008475, 16811865, 20014125, 22120875, 28019775, 46699625, 60042375, 84059325, 140098875, 420296625]

約数ペア:

[(1, 420296625), (3, 140098875), (5, 84059325), (7, 60042375), (9, 46699625), (15, 28019775), (19, 22120875), (21, 20014125), (25, 16811865), (35, 12008475), (45, 9339925), (53, 7930125), (57, 7373625), (63, 6671375), (75, 5603955), (95, 4424175), (105, 4002825), (125, 3362373), (133, 3160125), (159, 2643375), (171, 2457875), (175, 2401695), (225, 1867985), (265, 1586025), (285, 1474725), (315, 1334275), (371, 1132875), (375, 1120791), (399, 1053375), (475, 884835), (477, 881125), (525, 800565), (665, 632025), (795, 528675), (855, 491575), (875, 480339), (1007, 417375), (1113, 377625), (1125, 373597), (1197, 351125), (1325, 317205), (1425, 294945), (1575, 266855), (1855, 226575), (1995, 210675), (2375, 176967), (2385, 176225), (2625, 160113), (2809, 149625), (3021, 139125), (3325, 126405), (3339, 125875), (3975, 105735), (4275, 98315), (5035, 83475), (5565, 75525), (5985, 70225), (6625, 63441), (7049, 59625), (7125, 58989), (7875, 53371), (8427, 49875), (9063, 46375), (9275, 45315), (9975, 42135), (11925, 35245), (14045, 29925), (15105, 27825), (16625, 25281), (16695, 25175), (19663, 21375), (19875, 21147)]