155234940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 192

約数和(自身を含む): 534912000

約数和(自身を除く): 379677060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 343, 380, 397, 399, 420, 490, 532, 570, 588, 665, 686, 735, 794, 798, 931, 980, 1029, 1140, 1191, 1330, 1372, 1470, 1588, 1596, 1715, 1862, 1985, 1995, 2058, 2382, 2660, 2779, 2793, 2940, 3430, 3724, 3970, 3990, 4116, 4655, 4764, 5145, 5558, 5586, 5955, 6517, 6860, 7543, 7940, 7980, 8337, 9310, 10290, 11116, 11172, 11910, 13034, 13895, 13965, 15086, 16674, 18620, 19453, 19551, 20580, 22629, 23820, 26068, 27790, 27930, 30172, 32585, 33348, 37715, 38906, 39102, 41685, 45258, 52801, 55580, 55860, 58359, 65170, 75430, 77812, 78204, 83370, 90516, 97265, 97755, 105602, 113145, 116718, 130340, 136171, 150860, 158403, 166740, 194530, 195510, 211204, 226290, 233436, 264005, 272342, 291795, 316806, 369607, 389060, 391020, 408513, 452580, 528010, 544684, 583590, 633612, 680855, 739214, 792015, 817026, 1056020, 1108821, 1167180, 1361710, 1478428, 1584030, 1634052, 1848035, 2042565, 2217642, 2587249, 2723420, 3168060, 3696070, 4085130, 4435284, 5174498, 5544105, 7392140, 7761747, 8170260, 10348996, 11088210, 12936245, 15523494, 22176420, 25872490, 31046988, 38808735, 51744980, 77617470, 155234940]

約数ペア:

[(1, 155234940), (2, 77617470), (3, 51744980), (4, 38808735), (5, 31046988), (6, 25872490), (7, 22176420), (10, 15523494), (12, 12936245), (14, 11088210), (15, 10348996), (19, 8170260), (20, 7761747), (21, 7392140), (28, 5544105), (30, 5174498), (35, 4435284), (38, 4085130), (42, 3696070), (49, 3168060), (57, 2723420), (60, 2587249), (70, 2217642), (76, 2042565), (84, 1848035), (95, 1634052), (98, 1584030), (105, 1478428), (114, 1361710), (133, 1167180), (140, 1108821), (147, 1056020), (190, 817026), (196, 792015), (210, 739214), (228, 680855), (245, 633612), (266, 583590), (285, 544684), (294, 528010), (343, 452580), (380, 408513), (397, 391020), (399, 389060), (420, 369607), (490, 316806), (532, 291795), (570, 272342), (588, 264005), (665, 233436), (686, 226290), (735, 211204), (794, 195510), (798, 194530), (931, 166740), (980, 158403), (1029, 150860), (1140, 136171), (1191, 130340), (1330, 116718), (1372, 113145), (1470, 105602), (1588, 97755), (1596, 97265), (1715, 90516), (1862, 83370), (1985, 78204), (1995, 77812), (2058, 75430), (2382, 65170), (2660, 58359), (2779, 55860), (2793, 55580), (2940, 52801), (3430, 45258), (3724, 41685), (3970, 39102), (3990, 38906), (4116, 37715), (4655, 33348), (4764, 32585), (5145, 30172), (5558, 27930), (5586, 27790), (5955, 26068), (6517, 23820), (6860, 22629), (7543, 20580), (7940, 19551), (7980, 19453), (8337, 18620), (9310, 16674), (10290, 15086), (11116, 13965), (11172, 13895), (11910, 13034)]