219400125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 452874240

約数和(自身を除く): 233474115

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 53, 57, 75, 83, 95, 105, 125, 133, 159, 175, 249, 265, 285, 371, 375, 399, 415, 475, 525, 581, 665, 795, 875, 1007, 1113, 1245, 1325, 1425, 1577, 1743, 1855, 1995, 2075, 2375, 2625, 2905, 3021, 3325, 3975, 4399, 4731, 5035, 5565, 6225, 6625, 7049, 7125, 7885, 8715, 9275, 9975, 10375, 11039, 13197, 14525, 15105, 16625, 19875, 21147, 21995, 23655, 25175, 27825, 30793, 31125, 33117, 35245, 39425, 43575, 46375, 49875, 55195, 65985, 72625, 75525, 83581, 92379, 105735, 109975, 118275, 125875, 139125, 153965, 165585, 176225, 197125, 217875, 250743, 275975, 329925, 377625, 417905, 461895, 528675, 549875, 585067, 591375, 769825, 827925, 881125, 1253715, 1379875, 1649625, 1755201, 2089525, 2309475, 2643375, 2925335, 3849125, 4139625, 6268575, 8776005, 10447625, 11547375, 14626675, 31342875, 43880025, 73133375, 219400125]

約数ペア:

[(1, 219400125), (3, 73133375), (5, 43880025), (7, 31342875), (15, 14626675), (19, 11547375), (21, 10447625), (25, 8776005), (35, 6268575), (53, 4139625), (57, 3849125), (75, 2925335), (83, 2643375), (95, 2309475), (105, 2089525), (125, 1755201), (133, 1649625), (159, 1379875), (175, 1253715), (249, 881125), (265, 827925), (285, 769825), (371, 591375), (375, 585067), (399, 549875), (415, 528675), (475, 461895), (525, 417905), (581, 377625), (665, 329925), (795, 275975), (875, 250743), (1007, 217875), (1113, 197125), (1245, 176225), (1325, 165585), (1425, 153965), (1577, 139125), (1743, 125875), (1855, 118275), (1995, 109975), (2075, 105735), (2375, 92379), (2625, 83581), (2905, 75525), (3021, 72625), (3325, 65985), (3975, 55195), (4399, 49875), (4731, 46375), (5035, 43575), (5565, 39425), (6225, 35245), (6625, 33117), (7049, 31125), (7125, 30793), (7885, 27825), (8715, 25175), (9275, 23655), (9975, 21995), (10375, 21147), (11039, 19875), (13197, 16625), (14525, 15105)]