161316330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 460684800

約数和(自身を除く): 299368470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 61, 70, 98, 105, 122, 147, 183, 210, 245, 257, 294, 305, 343, 366, 427, 490, 514, 610, 686, 735, 771, 854, 915, 1029, 1281, 1285, 1470, 1542, 1715, 1799, 1830, 2058, 2135, 2562, 2570, 2989, 3430, 3598, 3855, 4270, 5145, 5397, 5978, 6405, 7710, 8967, 8995, 10290, 10794, 12593, 12810, 14945, 15677, 17934, 17990, 20923, 25186, 26985, 29890, 31354, 37779, 41846, 44835, 47031, 53970, 62769, 62965, 75558, 78385, 88151, 89670, 94062, 104615, 109739, 125538, 125930, 156770, 176302, 188895, 209230, 219478, 235155, 264453, 313845, 329217, 377790, 440755, 470310, 528906, 548695, 627690, 658434, 768173, 881510, 1097390, 1322265, 1536346, 1646085, 2304519, 2644530, 3292170, 3840865, 4609038, 5377211, 7681730, 10754422, 11522595, 16131633, 23045190, 26886055, 32263266, 53772110, 80658165, 161316330]

約数ペア:

[(1, 161316330), (2, 80658165), (3, 53772110), (5, 32263266), (6, 26886055), (7, 23045190), (10, 16131633), (14, 11522595), (15, 10754422), (21, 7681730), (30, 5377211), (35, 4609038), (42, 3840865), (49, 3292170), (61, 2644530), (70, 2304519), (98, 1646085), (105, 1536346), (122, 1322265), (147, 1097390), (183, 881510), (210, 768173), (245, 658434), (257, 627690), (294, 548695), (305, 528906), (343, 470310), (366, 440755), (427, 377790), (490, 329217), (514, 313845), (610, 264453), (686, 235155), (735, 219478), (771, 209230), (854, 188895), (915, 176302), (1029, 156770), (1281, 125930), (1285, 125538), (1470, 109739), (1542, 104615), (1715, 94062), (1799, 89670), (1830, 88151), (2058, 78385), (2135, 75558), (2562, 62965), (2570, 62769), (2989, 53970), (3430, 47031), (3598, 44835), (3855, 41846), (4270, 37779), (5145, 31354), (5397, 29890), (5978, 26985), (6405, 25186), (7710, 20923), (8967, 17990), (8995, 17934), (10290, 15677), (10794, 14945), (12593, 12810)]