263630509840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{12289}}^1$

素因数の和:12545

約数の個数: 160

約数和(自身を含む): 651767212800

約数和(自身を除く): 388136702960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 131, 178, 184, 230, 262, 356, 368, 445, 460, 524, 655, 712, 890, 920, 1048, 1310, 1424, 1780, 1840, 2047, 2096, 2620, 3013, 3560, 4094, 5240, 6026, 7120, 8188, 10235, 10480, 11659, 12052, 12289, 15065, 16376, 20470, 23318, 24104, 24578, 30130, 32752, 40940, 46636, 48208, 49156, 58295, 60260, 61445, 81880, 93272, 98312, 116590, 120520, 122890, 163760, 186544, 196624, 233180, 241040, 245780, 268157, 282647, 466360, 491560, 536314, 565294, 932720, 983120, 1072628, 1093721, 1130588, 1340785, 1413235, 1609859, 2145256, 2187442, 2261176, 2681570, 2826470, 3219718, 4290512, 4374884, 4522352, 5363140, 5468605, 5652940, 6439436, 8049295, 8749768, 10726280, 10937210, 11305880, 12878872, 16098590, 17499536, 21452560, 21874420, 22611760, 25155583, 25757744, 32197180, 37026757, 43748840, 50311166, 64394360, 74053514, 87497680, 100622332, 125777915, 128788720, 143277451, 148107028, 185133785, 201244664, 251555830, 286554902, 296214056, 370267570, 402489328, 503111660, 573109804, 592428112, 716387255, 740535140, 1006223320, 1146219608, 1432774510, 1481070280, 2012446640, 2292439216, 2865549020, 2962140560, 3295381373, 5731098040, 6590762746, 11462196080, 13181525492, 16476906865, 26363050984, 32953813730, 52726101968, 65907627460, 131815254920, 263630509840]

約数ペア:

[(1, 263630509840), (2, 131815254920), (4, 65907627460), (5, 52726101968), (8, 32953813730), (10, 26363050984), (16, 16476906865), (20, 13181525492), (23, 11462196080), (40, 6590762746), (46, 5731098040), (80, 3295381373), (89, 2962140560), (92, 2865549020), (115, 2292439216), (131, 2012446640), (178, 1481070280), (184, 1432774510), (230, 1146219608), (262, 1006223320), (356, 740535140), (368, 716387255), (445, 592428112), (460, 573109804), (524, 503111660), (655, 402489328), (712, 370267570), (890, 296214056), (920, 286554902), (1048, 251555830), (1310, 201244664), (1424, 185133785), (1780, 148107028), (1840, 143277451), (2047, 128788720), (2096, 125777915), (2620, 100622332), (3013, 87497680), (3560, 74053514), (4094, 64394360), (5240, 50311166), (6026, 43748840), (7120, 37026757), (8188, 32197180), (10235, 25757744), (10480, 25155583), (11659, 22611760), (12052, 21874420), (12289, 21452560), (15065, 17499536), (16376, 16098590), (20470, 12878872), (23318, 11305880), (24104, 10937210), (24578, 10726280), (30130, 8749768), (32752, 8049295), (40940, 6439436), (46636, 5652940), (48208, 5468605), (49156, 5363140), (58295, 4522352), (60260, 4374884), (61445, 4290512), (81880, 3219718), (93272, 2826470), (98312, 2681570), (116590, 2261176), (120520, 2187442), (122890, 2145256), (163760, 1609859), (186544, 1413235), (196624, 1340785), (233180, 1130588), (241040, 1093721), (245780, 1072628), (268157, 983120), (282647, 932720), (466360, 565294), (491560, 536314)]