421086120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38561}}^1$

素因数の和:38595

約数の個数: 128

約数和(自身を含む): 1554819840

約数和(自身を除く): 1133733720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 38561, 77122, 115683, 154244, 192805, 231366, 269927, 308488, 385610, 462732, 501293, 539854, 578415, 771220, 809781, 925464, 1002586, 1079708, 1156830, 1349635, 1503879, 1542440, 1619562, 2005172, 2159416, 2313660, 2506465, 2699270, 3007758, 3239124, 3509051, 4010344, 4048905, 4627320, 5012930, 5398540, 6015516, 6478248, 7018102, 7519395, 8097810, 10025860, 10527153, 10797080, 12031032, 14036204, 15038790, 16195620, 17545255, 20051720, 21054306, 28072408, 30077580, 32391240, 35090510, 42108612, 52635765, 60155160, 70181020, 84217224, 105271530, 140362040, 210543060, 421086120]

約数ペア:

[(1, 421086120), (2, 210543060), (3, 140362040), (4, 105271530), (5, 84217224), (6, 70181020), (7, 60155160), (8, 52635765), (10, 42108612), (12, 35090510), (13, 32391240), (14, 30077580), (15, 28072408), (20, 21054306), (21, 20051720), (24, 17545255), (26, 16195620), (28, 15038790), (30, 14036204), (35, 12031032), (39, 10797080), (40, 10527153), (42, 10025860), (52, 8097810), (56, 7519395), (60, 7018102), (65, 6478248), (70, 6015516), (78, 5398540), (84, 5012930), (91, 4627320), (104, 4048905), (105, 4010344), (120, 3509051), (130, 3239124), (140, 3007758), (156, 2699270), (168, 2506465), (182, 2313660), (195, 2159416), (210, 2005172), (260, 1619562), (273, 1542440), (280, 1503879), (312, 1349635), (364, 1156830), (390, 1079708), (420, 1002586), (455, 925464), (520, 809781), (546, 771220), (728, 578415), (780, 539854), (840, 501293), (910, 462732), (1092, 385610), (1365, 308488), (1560, 269927), (1820, 231366), (2184, 192805), (2730, 154244), (3640, 115683), (5460, 77122), (10920, 38561)]