428129964

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 1198812160

約数和(自身を除く): 770682196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 61, 62, 76, 93, 114, 122, 124, 171, 183, 186, 228, 244, 279, 331, 342, 366, 372, 549, 558, 589, 662, 684, 732, 993, 1098, 1116, 1159, 1178, 1324, 1767, 1891, 1986, 2196, 2318, 2356, 2979, 3477, 3534, 3782, 3972, 4636, 5301, 5673, 5958, 6289, 6954, 7068, 7564, 10261, 10431, 10602, 11346, 11916, 12578, 13908, 17019, 18867, 20191, 20522, 20862, 21204, 22692, 25156, 30783, 34038, 35929, 37734, 40382, 41044, 41724, 56601, 60573, 61566, 68076, 71858, 75468, 80764, 92349, 107787, 113202, 121146, 123132, 143716, 181719, 184698, 194959, 215574, 226404, 242292, 323361, 363438, 369396, 383629, 389918, 431148, 584877, 625921, 646722, 726876, 767258, 779836, 1150887, 1169754, 1251842, 1293444, 1534516, 1754631, 1877763, 2301774, 2339508, 2503684, 3452661, 3509262, 3755526, 4603548, 5633289, 6905322, 7018524, 7511052, 11266578, 11892499, 13810644, 22533156, 23784998, 35677497, 47569996, 71354994, 107032491, 142709988, 214064982, 428129964]

約数ペア:

[(1, 428129964), (2, 214064982), (3, 142709988), (4, 107032491), (6, 71354994), (9, 47569996), (12, 35677497), (18, 23784998), (19, 22533156), (31, 13810644), (36, 11892499), (38, 11266578), (57, 7511052), (61, 7018524), (62, 6905322), (76, 5633289), (93, 4603548), (114, 3755526), (122, 3509262), (124, 3452661), (171, 2503684), (183, 2339508), (186, 2301774), (228, 1877763), (244, 1754631), (279, 1534516), (331, 1293444), (342, 1251842), (366, 1169754), (372, 1150887), (549, 779836), (558, 767258), (589, 726876), (662, 646722), (684, 625921), (732, 584877), (993, 431148), (1098, 389918), (1116, 383629), (1159, 369396), (1178, 363438), (1324, 323361), (1767, 242292), (1891, 226404), (1986, 215574), (2196, 194959), (2318, 184698), (2356, 181719), (2979, 143716), (3477, 123132), (3534, 121146), (3782, 113202), (3972, 107787), (4636, 92349), (5301, 80764), (5673, 75468), (5958, 71858), (6289, 68076), (6954, 61566), (7068, 60573), (7564, 56601), (10261, 41724), (10431, 41044), (10602, 40382), (11346, 37734), (11916, 35929), (12578, 34038), (13908, 30783), (17019, 25156), (18867, 22692), (20191, 21204), (20522, 20862)]