65455380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19139}}^1$

素因数の和:19173

約数の個数: 72

約数和(自身を含む): 209008800

約数和(自身を除く): 143553420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19139, 38278, 57417, 76556, 95695, 114834, 172251, 191390, 229668, 287085, 344502, 363641, 382780, 574170, 689004, 727282, 861255, 1090923, 1148340, 1454564, 1722510, 1818205, 2181846, 3272769, 3445020, 3636410, 4363692, 5454615, 6545538, 7272820, 10909230, 13091076, 16363845, 21818460, 32727690, 65455380]

約数ペア:

[(1, 65455380), (2, 32727690), (3, 21818460), (4, 16363845), (5, 13091076), (6, 10909230), (9, 7272820), (10, 6545538), (12, 5454615), (15, 4363692), (18, 3636410), (19, 3445020), (20, 3272769), (30, 2181846), (36, 1818205), (38, 1722510), (45, 1454564), (57, 1148340), (60, 1090923), (76, 861255), (90, 727282), (95, 689004), (114, 574170), (171, 382780), (180, 363641), (190, 344502), (228, 287085), (285, 229668), (342, 191390), (380, 172251), (570, 114834), (684, 95695), (855, 76556), (1140, 57417), (1710, 38278), (3420, 19139)]