397106280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:489

約数の個数: 256

約数和(自身を含む): 1416960000

約数和(自身を除く): 1019853720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 31, 36, 40, 45, 54, 58, 60, 62, 72, 87, 90, 93, 108, 116, 120, 124, 135, 145, 155, 174, 180, 186, 216, 232, 248, 261, 270, 279, 290, 310, 348, 360, 372, 409, 435, 465, 522, 540, 558, 580, 620, 696, 744, 783, 818, 837, 870, 899, 930, 1044, 1080, 1116, 1160, 1227, 1240, 1305, 1395, 1566, 1636, 1674, 1740, 1798, 1860, 2045, 2088, 2232, 2454, 2610, 2697, 2790, 3132, 3272, 3348, 3480, 3596, 3681, 3720, 3915, 4090, 4185, 4495, 4908, 5220, 5394, 5580, 6135, 6264, 6696, 7192, 7362, 7830, 8091, 8180, 8370, 8990, 9816, 10440, 10788, 11043, 11160, 11861, 12270, 12679, 13485, 14724, 15660, 16182, 16360, 16740, 17980, 18405, 21576, 22086, 23722, 24273, 24540, 25358, 26970, 29448, 31320, 32364, 33480, 35583, 35960, 36810, 38037, 40455, 44172, 47444, 48546, 49080, 50716, 53940, 55215, 59305, 63395, 64728, 71166, 73620, 76074, 80910, 88344, 94888, 97092, 101432, 106749, 107880, 110430, 114111, 118610, 121365, 126790, 142332, 147240, 152148, 161820, 177915, 190185, 194184, 213498, 220860, 228222, 237220, 242730, 253580, 284664, 304296, 320247, 323640, 342333, 355830, 367691, 380370, 426996, 441720, 456444, 474440, 485460, 507160, 533745, 570555, 640494, 684666, 711660, 735382, 760740, 853992, 912888, 970920, 1067490, 1103073, 1141110, 1280988, 1369332, 1423320, 1470764, 1521480, 1601235, 1711665, 1838455, 2134980, 2206146, 2282220, 2561976, 2738664, 2941528, 3202470, 3309219, 3423330, 3676910, 4269960, 4412292, 4564440, 5515365, 6404940, 6618438, 6846660, 7353820, 8824584, 9927657, 11030730, 12809880, 13236876, 13693320, 14707640, 16546095, 19855314, 22061460, 26473752, 33092190, 39710628, 44122920, 49638285, 66184380, 79421256, 99276570, 132368760, 198553140, 397106280]

約数ペア:

[(1, 397106280), (2, 198553140), (3, 132368760), (4, 99276570), (5, 79421256), (6, 66184380), (8, 49638285), (9, 44122920), (10, 39710628), (12, 33092190), (15, 26473752), (18, 22061460), (20, 19855314), (24, 16546095), (27, 14707640), (29, 13693320), (30, 13236876), (31, 12809880), (36, 11030730), (40, 9927657), (45, 8824584), (54, 7353820), (58, 6846660), (60, 6618438), (62, 6404940), (72, 5515365), (87, 4564440), (90, 4412292), (93, 4269960), (108, 3676910), (116, 3423330), (120, 3309219), (124, 3202470), (135, 2941528), (145, 2738664), (155, 2561976), (174, 2282220), (180, 2206146), (186, 2134980), (216, 1838455), (232, 1711665), (248, 1601235), (261, 1521480), (270, 1470764), (279, 1423320), (290, 1369332), (310, 1280988), (348, 1141110), (360, 1103073), (372, 1067490), (409, 970920), (435, 912888), (465, 853992), (522, 760740), (540, 735382), (558, 711660), (580, 684666), (620, 640494), (696, 570555), (744, 533745), (783, 507160), (818, 485460), (837, 474440), (870, 456444), (899, 441720), (930, 426996), (1044, 380370), (1080, 367691), (1116, 355830), (1160, 342333), (1227, 323640), (1240, 320247), (1305, 304296), (1395, 284664), (1566, 253580), (1636, 242730), (1674, 237220), (1740, 228222), (1798, 220860), (1860, 213498), (2045, 194184), (2088, 190185), (2232, 177915), (2454, 161820), (2610, 152148), (2697, 147240), (2790, 142332), (3132, 126790), (3272, 121365), (3348, 118610), (3480, 114111), (3596, 110430), (3681, 107880), (3720, 106749), (3915, 101432), (4090, 97092), (4185, 94888), (4495, 88344), (4908, 80910), (5220, 76074), (5394, 73620), (5580, 71166), (6135, 64728), (6264, 63395), (6696, 59305), (7192, 55215), (7362, 53940), (7830, 50716), (8091, 49080), (8180, 48546), (8370, 47444), (8990, 44172), (9816, 40455), (10440, 38037), (10788, 36810), (11043, 35960), (11160, 35583), (11861, 33480), (12270, 32364), (12679, 31320), (13485, 29448), (14724, 26970), (15660, 25358), (16182, 24540), (16360, 24273), (16740, 23722), (17980, 22086), (18405, 21576)]