31040520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{5279}}^1$

素因数の和:5307

約数の個数: 96

約数和(自身を含む): 108345600

約数和(自身を除く): 77305080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5279, 5880, 10558, 15837, 21116, 26395, 31674, 36953, 42232, 52790, 63348, 73906, 79185, 105580, 110859, 126696, 147812, 158370, 184765, 211160, 221718, 258671, 295624, 316740, 369530, 443436, 517342, 554295, 633480, 739060, 776013, 886872, 1034684, 1108590, 1293355, 1478120, 1552026, 2069368, 2217180, 2586710, 3104052, 3880065, 4434360, 5173420, 6208104, 7760130, 10346840, 15520260, 31040520]

約数ペア:

[(1, 31040520), (2, 15520260), (3, 10346840), (4, 7760130), (5, 6208104), (6, 5173420), (7, 4434360), (8, 3880065), (10, 3104052), (12, 2586710), (14, 2217180), (15, 2069368), (20, 1552026), (21, 1478120), (24, 1293355), (28, 1108590), (30, 1034684), (35, 886872), (40, 776013), (42, 739060), (49, 633480), (56, 554295), (60, 517342), (70, 443436), (84, 369530), (98, 316740), (105, 295624), (120, 258671), (140, 221718), (147, 211160), (168, 184765), (196, 158370), (210, 147812), (245, 126696), (280, 110859), (294, 105580), (392, 79185), (420, 73906), (490, 63348), (588, 52790), (735, 42232), (840, 36953), (980, 31674), (1176, 26395), (1470, 21116), (1960, 15837), (2940, 10558), (5279, 5880)]