18861824340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1\times {\mathrm{1777}}^1$

素因数の和:2442

約数の個数: 144

約数和(自身を含む): 57878380560

約数和(自身を除く): 39016556220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 541, 545, 654, 981, 1082, 1090, 1308, 1623, 1635, 1777, 1962, 2164, 2180, 2705, 3246, 3270, 3554, 3924, 4869, 4905, 5331, 5410, 6492, 6540, 7108, 8115, 8885, 9738, 9810, 10662, 10820, 15993, 16230, 17770, 19476, 19620, 21324, 24345, 26655, 31986, 32460, 35540, 48690, 53310, 58969, 63972, 79965, 97380, 106620, 117938, 159930, 176907, 193693, 235876, 294845, 319860, 353814, 387386, 530721, 581079, 589690, 707628, 774772, 884535, 961357, 968465, 1061442, 1162158, 1179380, 1743237, 1769070, 1922714, 1936930, 2122884, 2324316, 2653605, 2884071, 2905395, 3486474, 3538140, 3845428, 3873860, 4806785, 5307210, 5768142, 5810790, 6972948, 8652213, 8716185, 9613570, 10614420, 11536284, 11621580, 14420355, 17304426, 17432370, 19227140, 28840710, 34608852, 34864740, 43261065, 57681420, 86522130, 104787913, 173044260, 209575826, 314363739, 419151652, 523939565, 628727478, 943091217, 1047879130, 1257454956, 1571818695, 1886182434, 2095758260, 3143637390, 3772364868, 4715456085, 6287274780, 9430912170, 18861824340]

約数ペア:

[(1, 18861824340), (2, 9430912170), (3, 6287274780), (4, 4715456085), (5, 3772364868), (6, 3143637390), (9, 2095758260), (10, 1886182434), (12, 1571818695), (15, 1257454956), (18, 1047879130), (20, 943091217), (30, 628727478), (36, 523939565), (45, 419151652), (60, 314363739), (90, 209575826), (109, 173044260), (180, 104787913), (218, 86522130), (327, 57681420), (436, 43261065), (541, 34864740), (545, 34608852), (654, 28840710), (981, 19227140), (1082, 17432370), (1090, 17304426), (1308, 14420355), (1623, 11621580), (1635, 11536284), (1777, 10614420), (1962, 9613570), (2164, 8716185), (2180, 8652213), (2705, 6972948), (3246, 5810790), (3270, 5768142), (3554, 5307210), (3924, 4806785), (4869, 3873860), (4905, 3845428), (5331, 3538140), (5410, 3486474), (6492, 2905395), (6540, 2884071), (7108, 2653605), (8115, 2324316), (8885, 2122884), (9738, 1936930), (9810, 1922714), (10662, 1769070), (10820, 1743237), (15993, 1179380), (16230, 1162158), (17770, 1061442), (19476, 968465), (19620, 961357), (21324, 884535), (24345, 774772), (26655, 707628), (31986, 589690), (32460, 581079), (35540, 530721), (48690, 387386), (53310, 353814), (58969, 319860), (63972, 294845), (79965, 235876), (97380, 193693), (106620, 176907), (117938, 159930)]