1878120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 6566400

約数和(自身を除く): 4688280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 47, 54, 60, 72, 74, 90, 94, 108, 111, 120, 135, 141, 148, 180, 185, 188, 216, 222, 235, 270, 282, 296, 333, 360, 370, 376, 423, 444, 470, 540, 555, 564, 666, 705, 740, 846, 888, 940, 999, 1080, 1110, 1128, 1269, 1332, 1410, 1480, 1665, 1692, 1739, 1880, 1998, 2115, 2220, 2538, 2664, 2820, 3330, 3384, 3478, 3996, 4230, 4440, 4995, 5076, 5217, 5640, 6345, 6660, 6956, 7992, 8460, 8695, 9990, 10152, 10434, 12690, 13320, 13912, 15651, 16920, 17390, 19980, 20868, 25380, 26085, 31302, 34780, 39960, 41736, 46953, 50760, 52170, 62604, 69560, 78255, 93906, 104340, 125208, 156510, 187812, 208680, 234765, 313020, 375624, 469530, 626040, 939060, 1878120]

約数ペア:

[(1, 1878120), (2, 939060), (3, 626040), (4, 469530), (5, 375624), (6, 313020), (8, 234765), (9, 208680), (10, 187812), (12, 156510), (15, 125208), (18, 104340), (20, 93906), (24, 78255), (27, 69560), (30, 62604), (36, 52170), (37, 50760), (40, 46953), (45, 41736), (47, 39960), (54, 34780), (60, 31302), (72, 26085), (74, 25380), (90, 20868), (94, 19980), (108, 17390), (111, 16920), (120, 15651), (135, 13912), (141, 13320), (148, 12690), (180, 10434), (185, 10152), (188, 9990), (216, 8695), (222, 8460), (235, 7992), (270, 6956), (282, 6660), (296, 6345), (333, 5640), (360, 5217), (370, 5076), (376, 4995), (423, 4440), (444, 4230), (470, 3996), (540, 3478), (555, 3384), (564, 3330), (666, 2820), (705, 2664), (740, 2538), (846, 2220), (888, 2115), (940, 1998), (999, 1880), (1080, 1739), (1110, 1692), (1128, 1665), (1269, 1480), (1332, 1410)]