51216030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 146534400

約数和(自身を除く): 95318370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 31, 45, 54, 58, 62, 87, 90, 93, 135, 145, 155, 174, 186, 211, 261, 270, 279, 290, 310, 422, 435, 465, 522, 558, 633, 783, 837, 870, 899, 930, 1055, 1266, 1305, 1395, 1566, 1674, 1798, 1899, 2110, 2610, 2697, 2790, 3165, 3798, 3915, 4185, 4495, 5394, 5697, 6119, 6330, 6541, 7830, 8091, 8370, 8990, 9495, 11394, 12238, 13082, 13485, 16182, 18357, 18990, 19623, 24273, 26970, 28485, 30595, 32705, 36714, 39246, 40455, 48546, 55071, 56970, 58869, 61190, 65410, 80910, 91785, 98115, 110142, 117738, 121365, 165213, 176607, 183570, 189689, 196230, 242730, 275355, 294345, 330426, 353214, 379378, 550710, 569067, 588690, 826065, 883035, 948445, 1138134, 1652130, 1707201, 1766070, 1896890, 2845335, 3414402, 5121603, 5690670, 8536005, 10243206, 17072010, 25608015, 51216030]

約数ペア:

[(1, 51216030), (2, 25608015), (3, 17072010), (5, 10243206), (6, 8536005), (9, 5690670), (10, 5121603), (15, 3414402), (18, 2845335), (27, 1896890), (29, 1766070), (30, 1707201), (31, 1652130), (45, 1138134), (54, 948445), (58, 883035), (62, 826065), (87, 588690), (90, 569067), (93, 550710), (135, 379378), (145, 353214), (155, 330426), (174, 294345), (186, 275355), (211, 242730), (261, 196230), (270, 189689), (279, 183570), (290, 176607), (310, 165213), (422, 121365), (435, 117738), (465, 110142), (522, 98115), (558, 91785), (633, 80910), (783, 65410), (837, 61190), (870, 58869), (899, 56970), (930, 55071), (1055, 48546), (1266, 40455), (1305, 39246), (1395, 36714), (1566, 32705), (1674, 30595), (1798, 28485), (1899, 26970), (2110, 24273), (2610, 19623), (2697, 18990), (2790, 18357), (3165, 16182), (3798, 13485), (3915, 13082), (4185, 12238), (4495, 11394), (5394, 9495), (5697, 8990), (6119, 8370), (6330, 8091), (6541, 7830)]