221945880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8369}}^1$

素因数の和:8413

約数の個数: 128

約数和(自身を含む): 759326400

約数和(自身を除く): 537380520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8369, 8840, 13260, 16738, 25107, 26520, 33476, 41845, 50214, 66952, 83690, 100428, 108797, 125535, 142273, 167380, 200856, 217594, 251070, 284546, 326391, 334760, 426819, 435188, 502140, 543985, 569092, 652782, 711365, 853638, 870376, 1004280, 1087970, 1138184, 1305564, 1422730, 1631955, 1707276, 1849549, 2134095, 2175940, 2611128, 2845460, 3263910, 3414552, 3699098, 4268190, 4351880, 5548647, 5690920, 6527820, 7398196, 8536380, 9247745, 11097294, 13055640, 14796392, 17072760, 18495490, 22194588, 27743235, 36990980, 44389176, 55486470, 73981960, 110972940, 221945880]

約数ペア:

[(1, 221945880), (2, 110972940), (3, 73981960), (4, 55486470), (5, 44389176), (6, 36990980), (8, 27743235), (10, 22194588), (12, 18495490), (13, 17072760), (15, 14796392), (17, 13055640), (20, 11097294), (24, 9247745), (26, 8536380), (30, 7398196), (34, 6527820), (39, 5690920), (40, 5548647), (51, 4351880), (52, 4268190), (60, 3699098), (65, 3414552), (68, 3263910), (78, 2845460), (85, 2611128), (102, 2175940), (104, 2134095), (120, 1849549), (130, 1707276), (136, 1631955), (156, 1422730), (170, 1305564), (195, 1138184), (204, 1087970), (221, 1004280), (255, 870376), (260, 853638), (312, 711365), (340, 652782), (390, 569092), (408, 543985), (442, 502140), (510, 435188), (520, 426819), (663, 334760), (680, 326391), (780, 284546), (884, 251070), (1020, 217594), (1105, 200856), (1326, 167380), (1560, 142273), (1768, 125535), (2040, 108797), (2210, 100428), (2652, 83690), (3315, 66952), (4420, 50214), (5304, 41845), (6630, 33476), (8369, 26520), (8840, 25107), (13260, 16738)]