281740680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6689}}^1$

素因数の和:6725

約数の個数: 160

約数和(自身を含む): 1019957400

約数和(自身を除く): 738216720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4680, 5265, 6689, 7020, 8424, 10530, 13378, 14040, 20067, 21060, 26756, 33445, 40134, 42120, 53512, 60201, 66890, 80268, 86957, 100335, 120402, 133780, 160536, 173914, 180603, 200670, 240804, 260871, 267560, 301005, 347828, 361206, 401340, 434785, 481608, 521742, 541809, 602010, 695656, 722412, 782613, 802680, 869570, 903015, 1043484, 1083618, 1204020, 1304355, 1444824, 1565226, 1739140, 1806030, 2086968, 2167236, 2347839, 2408040, 2608710, 2709045, 3130452, 3478280, 3612060, 3913065, 4334472, 4695678, 5217420, 5418090, 6260904, 7043517, 7224120, 7826130, 9391356, 10434840, 10836180, 11739195, 14087034, 15652260, 18782712, 21672360, 23478390, 28174068, 31304520, 35217585, 46956780, 56348136, 70435170, 93913560, 140870340, 281740680]

約数ペア:

[(1, 281740680), (2, 140870340), (3, 93913560), (4, 70435170), (5, 56348136), (6, 46956780), (8, 35217585), (9, 31304520), (10, 28174068), (12, 23478390), (13, 21672360), (15, 18782712), (18, 15652260), (20, 14087034), (24, 11739195), (26, 10836180), (27, 10434840), (30, 9391356), (36, 7826130), (39, 7224120), (40, 7043517), (45, 6260904), (52, 5418090), (54, 5217420), (60, 4695678), (65, 4334472), (72, 3913065), (78, 3612060), (81, 3478280), (90, 3130452), (104, 2709045), (108, 2608710), (117, 2408040), (120, 2347839), (130, 2167236), (135, 2086968), (156, 1806030), (162, 1739140), (180, 1565226), (195, 1444824), (216, 1304355), (234, 1204020), (260, 1083618), (270, 1043484), (312, 903015), (324, 869570), (351, 802680), (360, 782613), (390, 722412), (405, 695656), (468, 602010), (520, 541809), (540, 521742), (585, 481608), (648, 434785), (702, 401340), (780, 361206), (810, 347828), (936, 301005), (1053, 267560), (1080, 260871), (1170, 240804), (1404, 200670), (1560, 180603), (1620, 173914), (1755, 160536), (2106, 133780), (2340, 120402), (2808, 100335), (3240, 86957), (3510, 80268), (4212, 66890), (4680, 60201), (5265, 53512), (6689, 42120), (7020, 40134), (8424, 33445), (10530, 26756), (13378, 21060), (14040, 20067)]