18881195280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{383}}^1\times {\mathrm{569}}^1$

素因数の和:1006

約数の個数: 240

約数和(自身を含む): 62044600320

約数和(自身を除く): 43163405040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 361, 380, 383, 456, 569, 570, 722, 760, 766, 912, 1083, 1138, 1140, 1149, 1444, 1520, 1532, 1707, 1805, 1915, 2166, 2276, 2280, 2298, 2845, 2888, 3064, 3414, 3610, 3830, 4332, 4552, 4560, 4596, 5415, 5690, 5745, 5776, 6128, 6828, 7220, 7277, 7660, 8535, 8664, 9104, 9192, 10811, 10830, 11380, 11490, 13656, 14440, 14554, 15320, 17070, 17328, 18384, 21622, 21660, 21831, 22760, 22980, 27312, 28880, 29108, 30640, 32433, 34140, 36385, 43244, 43320, 43662, 45520, 45960, 54055, 58216, 64866, 68280, 72770, 86488, 86640, 87324, 91920, 108110, 109155, 116432, 129732, 136560, 138263, 145540, 162165, 172976, 174648, 205409, 216220, 217927, 218310, 259464, 276526, 291080, 324330, 349296, 410818, 414789, 432440, 435854, 436620, 518928, 553052, 582160, 616227, 648660, 653781, 691315, 821636, 829578, 864880, 871708, 873240, 1027045, 1089635, 1106104, 1232454, 1297320, 1307562, 1382630, 1643272, 1659156, 1743416, 1746480, 2054090, 2073945, 2179270, 2212208, 2464908, 2594640, 2615124, 2765260, 3081135, 3268905, 3286544, 3318312, 3486832, 4108180, 4140613, 4147890, 4358540, 4929816, 5230248, 5530520, 6162270, 6537810, 6636624, 8216360, 8281226, 8295780, 8717080, 9859632, 10460496, 11061040, 12324540, 12421839, 13075620, 16432720, 16562452, 16591560, 17434160, 20703065, 24649080, 24843678, 26151240, 33124904, 33183120, 41406130, 49298160, 49687356, 52302480, 62109195, 66249808, 78671647, 82812260, 99374712, 124218390, 157343294, 165624520, 198749424, 236014941, 248436780, 314686588, 331249040, 393358235, 472029882, 496873560, 629373176, 786716470, 944059764, 993747120, 1180074705, 1258746352, 1573432940, 1888119528, 2360149410, 3146865880, 3776239056, 4720298820, 6293731760, 9440597640, 18881195280]

約数ペア:

[(1, 18881195280), (2, 9440597640), (3, 6293731760), (4, 4720298820), (5, 3776239056), (6, 3146865880), (8, 2360149410), (10, 1888119528), (12, 1573432940), (15, 1258746352), (16, 1180074705), (19, 993747120), (20, 944059764), (24, 786716470), (30, 629373176), (38, 496873560), (40, 472029882), (48, 393358235), (57, 331249040), (60, 314686588), (76, 248436780), (80, 236014941), (95, 198749424), (114, 165624520), (120, 157343294), (152, 124218390), (190, 99374712), (228, 82812260), (240, 78671647), (285, 66249808), (304, 62109195), (361, 52302480), (380, 49687356), (383, 49298160), (456, 41406130), (569, 33183120), (570, 33124904), (722, 26151240), (760, 24843678), (766, 24649080), (912, 20703065), (1083, 17434160), (1138, 16591560), (1140, 16562452), (1149, 16432720), (1444, 13075620), (1520, 12421839), (1532, 12324540), (1707, 11061040), (1805, 10460496), (1915, 9859632), (2166, 8717080), (2276, 8295780), (2280, 8281226), (2298, 8216360), (2845, 6636624), (2888, 6537810), (3064, 6162270), (3414, 5530520), (3610, 5230248), (3830, 4929816), (4332, 4358540), (4552, 4147890), (4560, 4140613), (4596, 4108180), (5415, 3486832), (5690, 3318312), (5745, 3286544), (5776, 3268905), (6128, 3081135), (6828, 2765260), (7220, 2615124), (7277, 2594640), (7660, 2464908), (8535, 2212208), (8664, 2179270), (9104, 2073945), (9192, 2054090), (10811, 1746480), (10830, 1743416), (11380, 1659156), (11490, 1643272), (13656, 1382630), (14440, 1307562), (14554, 1297320), (15320, 1232454), (17070, 1106104), (17328, 1089635), (18384, 1027045), (21622, 873240), (21660, 871708), (21831, 864880), (22760, 829578), (22980, 821636), (27312, 691315), (28880, 653781), (29108, 648660), (30640, 616227), (32433, 582160), (34140, 553052), (36385, 518928), (43244, 436620), (43320, 435854), (43662, 432440), (45520, 414789), (45960, 410818), (54055, 349296), (58216, 324330), (64866, 291080), (68280, 276526), (72770, 259464), (86488, 218310), (86640, 217927), (87324, 216220), (91920, 205409), (108110, 174648), (109155, 172976), (116432, 162165), (129732, 145540), (136560, 138263)]