253442700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^3\times {\mathrm{821}}^1$

素因数の和:862

約数の個数: 216

約数和(自身を含む): 927544800

約数和(自身を除く): 674102100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 90, 98, 100, 105, 126, 140, 147, 150, 175, 180, 196, 210, 225, 245, 252, 294, 300, 315, 343, 350, 420, 441, 450, 490, 525, 588, 630, 686, 700, 735, 821, 882, 900, 980, 1029, 1050, 1225, 1260, 1372, 1470, 1575, 1642, 1715, 1764, 2058, 2100, 2205, 2450, 2463, 2940, 3087, 3150, 3284, 3430, 3675, 4105, 4116, 4410, 4900, 4926, 5145, 5747, 6174, 6300, 6860, 7350, 7389, 8210, 8575, 8820, 9852, 10290, 11025, 11494, 12315, 12348, 14700, 14778, 15435, 16420, 17150, 17241, 20525, 20580, 22050, 22988, 24630, 25725, 28735, 29556, 30870, 34300, 34482, 36945, 40229, 41050, 44100, 49260, 51450, 51723, 57470, 61575, 61740, 68964, 73890, 77175, 80458, 82100, 86205, 102900, 103446, 114940, 120687, 123150, 143675, 147780, 154350, 160916, 172410, 184725, 201145, 206892, 241374, 246300, 258615, 281603, 287350, 308700, 344820, 362061, 369450, 402290, 431025, 482748, 517230, 563206, 574700, 603435, 724122, 738900, 804580, 844809, 862050, 1005725, 1034460, 1126412, 1206870, 1293075, 1408015, 1448244, 1689618, 1724100, 1810305, 2011450, 2413740, 2534427, 2586150, 2816030, 3017175, 3379236, 3620610, 4022900, 4224045, 5068854, 5172300, 5632060, 6034350, 7040075, 7241220, 8448090, 9051525, 10137708, 12068700, 12672135, 14080150, 16896180, 18103050, 21120225, 25344270, 28160300, 36206100, 42240450, 50688540, 63360675, 84480900, 126721350, 253442700]

約数ペア:

[(1, 253442700), (2, 126721350), (3, 84480900), (4, 63360675), (5, 50688540), (6, 42240450), (7, 36206100), (9, 28160300), (10, 25344270), (12, 21120225), (14, 18103050), (15, 16896180), (18, 14080150), (20, 12672135), (21, 12068700), (25, 10137708), (28, 9051525), (30, 8448090), (35, 7241220), (36, 7040075), (42, 6034350), (45, 5632060), (49, 5172300), (50, 5068854), (60, 4224045), (63, 4022900), (70, 3620610), (75, 3379236), (84, 3017175), (90, 2816030), (98, 2586150), (100, 2534427), (105, 2413740), (126, 2011450), (140, 1810305), (147, 1724100), (150, 1689618), (175, 1448244), (180, 1408015), (196, 1293075), (210, 1206870), (225, 1126412), (245, 1034460), (252, 1005725), (294, 862050), (300, 844809), (315, 804580), (343, 738900), (350, 724122), (420, 603435), (441, 574700), (450, 563206), (490, 517230), (525, 482748), (588, 431025), (630, 402290), (686, 369450), (700, 362061), (735, 344820), (821, 308700), (882, 287350), (900, 281603), (980, 258615), (1029, 246300), (1050, 241374), (1225, 206892), (1260, 201145), (1372, 184725), (1470, 172410), (1575, 160916), (1642, 154350), (1715, 147780), (1764, 143675), (2058, 123150), (2100, 120687), (2205, 114940), (2450, 103446), (2463, 102900), (2940, 86205), (3087, 82100), (3150, 80458), (3284, 77175), (3430, 73890), (3675, 68964), (4105, 61740), (4116, 61575), (4410, 57470), (4900, 51723), (4926, 51450), (5145, 49260), (5747, 44100), (6174, 41050), (6300, 40229), (6860, 36945), (7350, 34482), (7389, 34300), (8210, 30870), (8575, 29556), (8820, 28735), (9852, 25725), (10290, 24630), (11025, 22988), (11494, 22050), (12315, 20580), (12348, 20525), (14700, 17241), (14778, 17150), (15435, 16420)]