18256680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 66044160

約数和(自身を除く): 47787480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 52, 60, 65, 72, 78, 83, 90, 94, 104, 117, 120, 130, 141, 156, 166, 180, 188, 195, 234, 235, 249, 260, 282, 312, 332, 360, 376, 390, 415, 423, 468, 470, 498, 520, 564, 585, 611, 664, 705, 747, 780, 830, 846, 936, 940, 996, 1079, 1128, 1170, 1222, 1245, 1410, 1494, 1560, 1660, 1692, 1833, 1880, 1992, 2115, 2158, 2340, 2444, 2490, 2820, 2988, 3055, 3237, 3320, 3384, 3666, 3735, 3901, 4230, 4316, 4680, 4888, 4980, 5395, 5499, 5640, 5976, 6110, 6474, 7332, 7470, 7802, 8460, 8632, 9165, 9711, 9960, 10790, 10998, 11703, 12220, 12948, 14664, 14940, 15604, 16185, 16920, 18330, 19422, 19505, 21580, 21996, 23406, 24440, 25896, 27495, 29880, 31208, 32370, 35109, 36660, 38844, 39010, 43160, 43992, 46812, 48555, 50713, 54990, 58515, 64740, 70218, 73320, 77688, 78020, 93624, 97110, 101426, 109980, 117030, 129480, 140436, 152139, 156040, 175545, 194220, 202852, 219960, 234060, 253565, 280872, 304278, 351090, 388440, 405704, 456417, 468120, 507130, 608556, 702180, 760695, 912834, 1014260, 1217112, 1404360, 1521390, 1825668, 2028520, 2282085, 3042780, 3651336, 4564170, 6085560, 9128340, 18256680]

約数ペア:

[(1, 18256680), (2, 9128340), (3, 6085560), (4, 4564170), (5, 3651336), (6, 3042780), (8, 2282085), (9, 2028520), (10, 1825668), (12, 1521390), (13, 1404360), (15, 1217112), (18, 1014260), (20, 912834), (24, 760695), (26, 702180), (30, 608556), (36, 507130), (39, 468120), (40, 456417), (45, 405704), (47, 388440), (52, 351090), (60, 304278), (65, 280872), (72, 253565), (78, 234060), (83, 219960), (90, 202852), (94, 194220), (104, 175545), (117, 156040), (120, 152139), (130, 140436), (141, 129480), (156, 117030), (166, 109980), (180, 101426), (188, 97110), (195, 93624), (234, 78020), (235, 77688), (249, 73320), (260, 70218), (282, 64740), (312, 58515), (332, 54990), (360, 50713), (376, 48555), (390, 46812), (415, 43992), (423, 43160), (468, 39010), (470, 38844), (498, 36660), (520, 35109), (564, 32370), (585, 31208), (611, 29880), (664, 27495), (705, 25896), (747, 24440), (780, 23406), (830, 21996), (846, 21580), (936, 19505), (940, 19422), (996, 18330), (1079, 16920), (1128, 16185), (1170, 15604), (1222, 14940), (1245, 14664), (1410, 12948), (1494, 12220), (1560, 11703), (1660, 10998), (1692, 10790), (1833, 9960), (1880, 9711), (1992, 9165), (2115, 8632), (2158, 8460), (2340, 7802), (2444, 7470), (2490, 7332), (2820, 6474), (2988, 6110), (3055, 5976), (3237, 5640), (3320, 5499), (3384, 5395), (3666, 4980), (3735, 4888), (3901, 4680), (4230, 4316)]