121431660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15217}}^1$

素因数の和:15255

約数の個数: 96

約数和(自身を含む): 409059840

約数和(自身を除く): 287628180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 15217, 30434, 45651, 60868, 76085, 91302, 106519, 152170, 182604, 213038, 228255, 289123, 304340, 319557, 426076, 456510, 532595, 578246, 639114, 867369, 913020, 1065190, 1156492, 1278228, 1445615, 1597785, 1734738, 2023861, 2130380, 2891230, 3195570, 3469476, 4047722, 4336845, 5782460, 6071583, 6391140, 8095444, 8673690, 10119305, 12143166, 17347380, 20238610, 24286332, 30357915, 40477220, 60715830, 121431660]

約数ペア:

[(1, 121431660), (2, 60715830), (3, 40477220), (4, 30357915), (5, 24286332), (6, 20238610), (7, 17347380), (10, 12143166), (12, 10119305), (14, 8673690), (15, 8095444), (19, 6391140), (20, 6071583), (21, 5782460), (28, 4336845), (30, 4047722), (35, 3469476), (38, 3195570), (42, 2891230), (57, 2130380), (60, 2023861), (70, 1734738), (76, 1597785), (84, 1445615), (95, 1278228), (105, 1156492), (114, 1065190), (133, 913020), (140, 867369), (190, 639114), (210, 578246), (228, 532595), (266, 456510), (285, 426076), (380, 319557), (399, 304340), (420, 289123), (532, 228255), (570, 213038), (665, 182604), (798, 152170), (1140, 106519), (1330, 91302), (1596, 76085), (1995, 60868), (2660, 45651), (3990, 30434), (7980, 15217)]