209212860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:883

約数の個数: 96

約数和(自身を含む): 603735552

約数和(自身を除く): 394522692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 71, 134, 142, 201, 213, 268, 284, 335, 355, 402, 426, 670, 710, 733, 804, 852, 1005, 1065, 1340, 1420, 1466, 2010, 2130, 2199, 2932, 3665, 4020, 4260, 4398, 4757, 7330, 8796, 9514, 10995, 14271, 14660, 19028, 21990, 23785, 28542, 43980, 47570, 49111, 52043, 57084, 71355, 95140, 98222, 104086, 142710, 147333, 156129, 196444, 208172, 245555, 260215, 285420, 294666, 312258, 491110, 520430, 589332, 624516, 736665, 780645, 982220, 1040860, 1473330, 1561290, 2946660, 3122580, 3486881, 6973762, 10460643, 13947524, 17434405, 20921286, 34868810, 41842572, 52303215, 69737620, 104606430, 209212860]

約数ペア:

[(1, 209212860), (2, 104606430), (3, 69737620), (4, 52303215), (5, 41842572), (6, 34868810), (10, 20921286), (12, 17434405), (15, 13947524), (20, 10460643), (30, 6973762), (60, 3486881), (67, 3122580), (71, 2946660), (134, 1561290), (142, 1473330), (201, 1040860), (213, 982220), (268, 780645), (284, 736665), (335, 624516), (355, 589332), (402, 520430), (426, 491110), (670, 312258), (710, 294666), (733, 285420), (804, 260215), (852, 245555), (1005, 208172), (1065, 196444), (1340, 156129), (1420, 147333), (1466, 142710), (2010, 104086), (2130, 98222), (2199, 95140), (2932, 71355), (3665, 57084), (4020, 52043), (4260, 49111), (4398, 47570), (4757, 43980), (7330, 28542), (8796, 23785), (9514, 21990), (10995, 19028), (14271, 14660)]