18488904720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{538721}}^1$

素因数の和:538761

約数の個数: 160

約数和(自身を含む): 67335940224

約数和(自身を除く): 48847035504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 8580, 11440, 17160, 34320, 538721, 1077442, 1616163, 2154884, 2693605, 3232326, 4309768, 5387210, 5925931, 6464652, 7003373, 8080815, 8619536, 10774420, 11851862, 12929304, 14006746, 16161630, 17777793, 21010119, 21548840, 23703724, 25858608, 28013492, 29629655, 32323260, 35016865, 35555586, 42020238, 43097680, 47407448, 56026984, 59259310, 64646520, 70033730, 71111172, 77037103, 84040476, 88888965, 94814896, 105050595, 112053968, 118518620, 129293040, 140067460, 142222344, 154074206, 168080952, 177777930, 210101190, 231111309, 237037240, 280134920, 284444688, 308148412, 336161904, 355555860, 385185515, 420202380, 462222618, 474074480, 560269840, 616296824, 711111720, 770371030, 840404760, 924445236, 1155556545, 1232593648, 1422223440, 1540742060, 1680809520, 1848890472, 2311113090, 3081484120, 3697780944, 4622226180, 6162968240, 9244452360, 18488904720]

約数ペア:

[(1, 18488904720), (2, 9244452360), (3, 6162968240), (4, 4622226180), (5, 3697780944), (6, 3081484120), (8, 2311113090), (10, 1848890472), (11, 1680809520), (12, 1540742060), (13, 1422223440), (15, 1232593648), (16, 1155556545), (20, 924445236), (22, 840404760), (24, 770371030), (26, 711111720), (30, 616296824), (33, 560269840), (39, 474074480), (40, 462222618), (44, 420202380), (48, 385185515), (52, 355555860), (55, 336161904), (60, 308148412), (65, 284444688), (66, 280134920), (78, 237037240), (80, 231111309), (88, 210101190), (104, 177777930), (110, 168080952), (120, 154074206), (130, 142222344), (132, 140067460), (143, 129293040), (156, 118518620), (165, 112053968), (176, 105050595), (195, 94814896), (208, 88888965), (220, 84040476), (240, 77037103), (260, 71111172), (264, 70033730), (286, 64646520), (312, 59259310), (330, 56026984), (390, 47407448), (429, 43097680), (440, 42020238), (520, 35555586), (528, 35016865), (572, 32323260), (624, 29629655), (660, 28013492), (715, 25858608), (780, 23703724), (858, 21548840), (880, 21010119), (1040, 17777793), (1144, 16161630), (1320, 14006746), (1430, 12929304), (1560, 11851862), (1716, 10774420), (2145, 8619536), (2288, 8080815), (2640, 7003373), (2860, 6464652), (3120, 5925931), (3432, 5387210), (4290, 4309768), (5720, 3232326), (6864, 2693605), (8580, 2154884), (11440, 1616163), (17160, 1077442), (34320, 538721)]