131482904

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 315187200

約数和(自身を除く): 183704296

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 37, 46, 56, 62, 74, 89, 92, 124, 148, 161, 178, 184, 217, 248, 259, 296, 322, 356, 434, 518, 623, 644, 712, 713, 851, 868, 1036, 1147, 1246, 1288, 1426, 1702, 1736, 2047, 2072, 2294, 2492, 2759, 2852, 3293, 3404, 4094, 4588, 4984, 4991, 5518, 5704, 5957, 6586, 6808, 8029, 8188, 9176, 9982, 11036, 11914, 13172, 14329, 16058, 16376, 19313, 19964, 22072, 23051, 23828, 26344, 26381, 28658, 32116, 38626, 39928, 46102, 47656, 52762, 57316, 63457, 64232, 75739, 77252, 92204, 102083, 105524, 114632, 126914, 151478, 154504, 184408, 184667, 204166, 211048, 253828, 302956, 369334, 408332, 444199, 507656, 530173, 605912, 714581, 738668, 816664, 888398, 1060346, 1429162, 1477336, 1776796, 2120692, 2347909, 2858324, 3553592, 4241384, 4695818, 5716648, 9391636, 16435363, 18783272, 32870726, 65741452, 131482904]

約数ペア:

[(1, 131482904), (2, 65741452), (4, 32870726), (7, 18783272), (8, 16435363), (14, 9391636), (23, 5716648), (28, 4695818), (31, 4241384), (37, 3553592), (46, 2858324), (56, 2347909), (62, 2120692), (74, 1776796), (89, 1477336), (92, 1429162), (124, 1060346), (148, 888398), (161, 816664), (178, 738668), (184, 714581), (217, 605912), (248, 530173), (259, 507656), (296, 444199), (322, 408332), (356, 369334), (434, 302956), (518, 253828), (623, 211048), (644, 204166), (712, 184667), (713, 184408), (851, 154504), (868, 151478), (1036, 126914), (1147, 114632), (1246, 105524), (1288, 102083), (1426, 92204), (1702, 77252), (1736, 75739), (2047, 64232), (2072, 63457), (2294, 57316), (2492, 52762), (2759, 47656), (2852, 46102), (3293, 39928), (3404, 38626), (4094, 32116), (4588, 28658), (4984, 26381), (4991, 26344), (5518, 23828), (5704, 23051), (5957, 22072), (6586, 19964), (6808, 19313), (8029, 16376), (8188, 16058), (9176, 14329), (9982, 13172), (11036, 11914)]