857093580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21943}}^1$

素因数の和:21996

約数の個数: 144

約数和(自身を含む): 3067244544

約数和(自身を除く): 2210150964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 9765, 13020, 19530, 21943, 39060, 43886, 65829, 87772, 109715, 131658, 153601, 197487, 219430, 263316, 307202, 329145, 394974, 438860, 460803, 614404, 658290, 680233, 768005, 789948, 921606, 987435, 1316580, 1360466, 1382409, 1536010, 1843212, 1974870, 2040699, 2304015, 2720932, 2764818, 3072020, 3401165, 3949740, 4081398, 4608030, 4761631, 5529636, 6122097, 6802330, 6912045, 8162796, 9216060, 9523262, 10203495, 12244194, 13604660, 13824090, 14284893, 19046524, 20406990, 23808155, 24488388, 27648180, 28569786, 30610485, 40813980, 42854679, 47616310, 57139572, 61220970, 71424465, 85709358, 95232620, 122441940, 142848930, 171418716, 214273395, 285697860, 428546790, 857093580]

約数ペア:

[(1, 857093580), (2, 428546790), (3, 285697860), (4, 214273395), (5, 171418716), (6, 142848930), (7, 122441940), (9, 95232620), (10, 85709358), (12, 71424465), (14, 61220970), (15, 57139572), (18, 47616310), (20, 42854679), (21, 40813980), (28, 30610485), (30, 28569786), (31, 27648180), (35, 24488388), (36, 23808155), (42, 20406990), (45, 19046524), (60, 14284893), (62, 13824090), (63, 13604660), (70, 12244194), (84, 10203495), (90, 9523262), (93, 9216060), (105, 8162796), (124, 6912045), (126, 6802330), (140, 6122097), (155, 5529636), (180, 4761631), (186, 4608030), (210, 4081398), (217, 3949740), (252, 3401165), (279, 3072020), (310, 2764818), (315, 2720932), (372, 2304015), (420, 2040699), (434, 1974870), (465, 1843212), (558, 1536010), (620, 1382409), (630, 1360466), (651, 1316580), (868, 987435), (930, 921606), (1085, 789948), (1116, 768005), (1260, 680233), (1302, 658290), (1395, 614404), (1860, 460803), (1953, 438860), (2170, 394974), (2604, 329145), (2790, 307202), (3255, 263316), (3906, 219430), (4340, 197487), (5580, 153601), (6510, 131658), (7812, 109715), (9765, 87772), (13020, 65829), (19530, 43886), (21943, 39060)]