168657620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 391910400

約数和(自身を除く): 223252780

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 47, 58, 92, 94, 115, 116, 145, 188, 230, 235, 269, 290, 460, 470, 538, 580, 667, 940, 1076, 1081, 1334, 1345, 1363, 2162, 2668, 2690, 2726, 3335, 4324, 5380, 5405, 5452, 6187, 6670, 6815, 7801, 10810, 12374, 12643, 13340, 13630, 15602, 21620, 24748, 25286, 27260, 30935, 31204, 31349, 39005, 50572, 61870, 62698, 63215, 78010, 123740, 125396, 126430, 156020, 156745, 179423, 252860, 290789, 313490, 358846, 366647, 581578, 626980, 717692, 733294, 897115, 1163156, 1453945, 1466588, 1794230, 1833235, 2907890, 3588460, 3666470, 5815780, 7332940, 8432881, 16865762, 33731524, 42164405, 84328810, 168657620]

約数ペア:

[(1, 168657620), (2, 84328810), (4, 42164405), (5, 33731524), (10, 16865762), (20, 8432881), (23, 7332940), (29, 5815780), (46, 3666470), (47, 3588460), (58, 2907890), (92, 1833235), (94, 1794230), (115, 1466588), (116, 1453945), (145, 1163156), (188, 897115), (230, 733294), (235, 717692), (269, 626980), (290, 581578), (460, 366647), (470, 358846), (538, 313490), (580, 290789), (667, 252860), (940, 179423), (1076, 156745), (1081, 156020), (1334, 126430), (1345, 125396), (1363, 123740), (2162, 78010), (2668, 63215), (2690, 62698), (2726, 61870), (3335, 50572), (4324, 39005), (5380, 31349), (5405, 31204), (5452, 30935), (6187, 27260), (6670, 25286), (6815, 24748), (7801, 21620), (10810, 15602), (12374, 13630), (12643, 13340)]