420613560

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:532

約数の個数: 192

約数和(自身を含む): 1434232800

約数和(自身を除く): 1013619240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 109, 120, 135, 162, 180, 216, 218, 243, 270, 324, 327, 360, 397, 405, 436, 486, 540, 545, 648, 654, 794, 810, 872, 972, 981, 1080, 1090, 1191, 1215, 1308, 1588, 1620, 1635, 1944, 1962, 1985, 2180, 2382, 2430, 2616, 2943, 3176, 3240, 3270, 3573, 3924, 3970, 4360, 4764, 4860, 4905, 5886, 5955, 6540, 7146, 7848, 7940, 8829, 9528, 9720, 9810, 10719, 11772, 11910, 13080, 14292, 14715, 15880, 17658, 17865, 19620, 21438, 23544, 23820, 26487, 28584, 29430, 32157, 35316, 35730, 39240, 42876, 43273, 44145, 47640, 52974, 53595, 58860, 64314, 70632, 71460, 85752, 86546, 88290, 96471, 105948, 107190, 117720, 128628, 129819, 132435, 142920, 160785, 173092, 176580, 192942, 211896, 214380, 216365, 257256, 259638, 264870, 321570, 346184, 353160, 385884, 389457, 428760, 432730, 482355, 519276, 529740, 643140, 649095, 771768, 778914, 865460, 964710, 1038552, 1059480, 1168371, 1286280, 1298190, 1557828, 1730920, 1929420, 1947285, 2336742, 2596380, 3115656, 3505113, 3858840, 3894570, 4673484, 5192760, 5841855, 7010226, 7789140, 9346968, 10515339, 11683710, 14020452, 15578280, 17525565, 21030678, 23367420, 28040904, 35051130, 42061356, 46734840, 52576695, 70102260, 84122712, 105153390, 140204520, 210306780, 420613560]

約数ペア:

[(1, 420613560), (2, 210306780), (3, 140204520), (4, 105153390), (5, 84122712), (6, 70102260), (8, 52576695), (9, 46734840), (10, 42061356), (12, 35051130), (15, 28040904), (18, 23367420), (20, 21030678), (24, 17525565), (27, 15578280), (30, 14020452), (36, 11683710), (40, 10515339), (45, 9346968), (54, 7789140), (60, 7010226), (72, 5841855), (81, 5192760), (90, 4673484), (108, 3894570), (109, 3858840), (120, 3505113), (135, 3115656), (162, 2596380), (180, 2336742), (216, 1947285), (218, 1929420), (243, 1730920), (270, 1557828), (324, 1298190), (327, 1286280), (360, 1168371), (397, 1059480), (405, 1038552), (436, 964710), (486, 865460), (540, 778914), (545, 771768), (648, 649095), (654, 643140), (794, 529740), (810, 519276), (872, 482355), (972, 432730), (981, 428760), (1080, 389457), (1090, 385884), (1191, 353160), (1215, 346184), (1308, 321570), (1588, 264870), (1620, 259638), (1635, 257256), (1944, 216365), (1962, 214380), (1985, 211896), (2180, 192942), (2382, 176580), (2430, 173092), (2616, 160785), (2943, 142920), (3176, 132435), (3240, 129819), (3270, 128628), (3573, 117720), (3924, 107190), (3970, 105948), (4360, 96471), (4764, 88290), (4860, 86546), (4905, 85752), (5886, 71460), (5955, 70632), (6540, 64314), (7146, 58860), (7848, 53595), (7940, 52974), (8829, 47640), (9528, 44145), (9720, 43273), (9810, 42876), (10719, 39240), (11772, 35730), (11910, 35316), (13080, 32157), (14292, 29430), (14715, 28584), (15880, 26487), (17658, 23820), (17865, 23544), (19620, 21438)]