1330254640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 3785570208

約数和(自身を除く): 2455315568

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 121, 124, 130, 143, 155, 176, 208, 220, 242, 248, 260, 286, 310, 341, 403, 440, 484, 496, 520, 572, 605, 620, 682, 715, 806, 880, 961, 968, 1040, 1144, 1210, 1240, 1331, 1364, 1430, 1573, 1612, 1705, 1922, 1936, 2015, 2288, 2420, 2480, 2662, 2728, 2860, 3146, 3224, 3410, 3751, 3844, 4030, 4433, 4805, 4840, 5324, 5456, 5720, 6292, 6448, 6655, 6820, 7502, 7688, 7865, 8060, 8866, 9610, 9680, 10571, 10648, 11440, 12493, 12584, 13310, 13640, 15004, 15376, 15730, 16120, 17303, 17732, 18755, 19220, 21142, 21296, 22165, 24986, 25168, 26620, 27280, 30008, 31460, 32240, 34606, 35464, 37510, 38440, 41261, 42284, 44330, 48763, 49972, 52855, 53240, 60016, 62465, 62920, 69212, 70928, 75020, 76880, 82522, 84568, 86515, 88660, 97526, 99944, 105710, 106480, 116281, 124930, 125840, 137423, 138424, 150040, 165044, 169136, 173030, 177320, 195052, 199888, 206305, 211420, 232562, 243815, 249860, 274846, 276848, 300080, 330088, 346060, 354640, 390104, 412610, 422840, 465124, 487630, 499720, 536393, 549692, 581405, 660176, 687115, 692120, 780208, 825220, 845680, 930248, 975260, 999440, 1072786, 1099384, 1162810, 1279091, 1374230, 1384240, 1511653, 1650440, 1860496, 1950520, 2145572, 2198768, 2325620, 2558182, 2681965, 2748460, 3023306, 3300880, 3901040, 4291144, 4651240, 5116364, 5363930, 5496920, 6046612, 6395455, 7558265, 8582288, 9302480, 10232728, 10727860, 10993840, 12093224, 12790910, 15116530, 16628183, 20465456, 21455720, 24186448, 25581820, 30233060, 33256366, 42911440, 51163640, 60466120, 66512732, 83140915, 102327280, 120932240, 133025464, 166281830, 266050928, 332563660, 665127320, 1330254640]

約数ペア:

[(1, 1330254640), (2, 665127320), (4, 332563660), (5, 266050928), (8, 166281830), (10, 133025464), (11, 120932240), (13, 102327280), (16, 83140915), (20, 66512732), (22, 60466120), (26, 51163640), (31, 42911440), (40, 33256366), (44, 30233060), (52, 25581820), (55, 24186448), (62, 21455720), (65, 20465456), (80, 16628183), (88, 15116530), (104, 12790910), (110, 12093224), (121, 10993840), (124, 10727860), (130, 10232728), (143, 9302480), (155, 8582288), (176, 7558265), (208, 6395455), (220, 6046612), (242, 5496920), (248, 5363930), (260, 5116364), (286, 4651240), (310, 4291144), (341, 3901040), (403, 3300880), (440, 3023306), (484, 2748460), (496, 2681965), (520, 2558182), (572, 2325620), (605, 2198768), (620, 2145572), (682, 1950520), (715, 1860496), (806, 1650440), (880, 1511653), (961, 1384240), (968, 1374230), (1040, 1279091), (1144, 1162810), (1210, 1099384), (1240, 1072786), (1331, 999440), (1364, 975260), (1430, 930248), (1573, 845680), (1612, 825220), (1705, 780208), (1922, 692120), (1936, 687115), (2015, 660176), (2288, 581405), (2420, 549692), (2480, 536393), (2662, 499720), (2728, 487630), (2860, 465124), (3146, 422840), (3224, 412610), (3410, 390104), (3751, 354640), (3844, 346060), (4030, 330088), (4433, 300080), (4805, 276848), (4840, 274846), (5324, 249860), (5456, 243815), (5720, 232562), (6292, 211420), (6448, 206305), (6655, 199888), (6820, 195052), (7502, 177320), (7688, 173030), (7865, 169136), (8060, 165044), (8866, 150040), (9610, 138424), (9680, 137423), (10571, 125840), (10648, 124930), (11440, 116281), (12493, 106480), (12584, 105710), (13310, 99944), (13640, 97526), (15004, 88660), (15376, 86515), (15730, 84568), (16120, 82522), (17303, 76880), (17732, 75020), (18755, 70928), (19220, 69212), (21142, 62920), (21296, 62465), (22165, 60016), (24986, 53240), (25168, 52855), (26620, 49972), (27280, 48763), (30008, 44330), (31460, 42284), (32240, 41261), (34606, 38440), (35464, 37510)]