2817180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 9269568

約数和(自身を除く): 6452388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 47, 54, 60, 74, 81, 90, 94, 108, 111, 135, 141, 148, 162, 180, 185, 188, 222, 235, 270, 282, 324, 333, 370, 405, 423, 444, 470, 540, 555, 564, 666, 705, 740, 810, 846, 940, 999, 1110, 1269, 1332, 1410, 1620, 1665, 1692, 1739, 1998, 2115, 2220, 2538, 2820, 2997, 3330, 3478, 3807, 3996, 4230, 4995, 5076, 5217, 5994, 6345, 6660, 6956, 7614, 8460, 8695, 9990, 10434, 11988, 12690, 14985, 15228, 15651, 17390, 19035, 19980, 20868, 25380, 26085, 29970, 31302, 34780, 38070, 46953, 52170, 59940, 62604, 76140, 78255, 93906, 104340, 140859, 156510, 187812, 234765, 281718, 313020, 469530, 563436, 704295, 939060, 1408590, 2817180]

約数ペア:

[(1, 2817180), (2, 1408590), (3, 939060), (4, 704295), (5, 563436), (6, 469530), (9, 313020), (10, 281718), (12, 234765), (15, 187812), (18, 156510), (20, 140859), (27, 104340), (30, 93906), (36, 78255), (37, 76140), (45, 62604), (47, 59940), (54, 52170), (60, 46953), (74, 38070), (81, 34780), (90, 31302), (94, 29970), (108, 26085), (111, 25380), (135, 20868), (141, 19980), (148, 19035), (162, 17390), (180, 15651), (185, 15228), (188, 14985), (222, 12690), (235, 11988), (270, 10434), (282, 9990), (324, 8695), (333, 8460), (370, 7614), (405, 6956), (423, 6660), (444, 6345), (470, 5994), (540, 5217), (555, 5076), (564, 4995), (666, 4230), (705, 3996), (740, 3807), (810, 3478), (846, 3330), (940, 2997), (999, 2820), (1110, 2538), (1269, 2220), (1332, 2115), (1410, 1998), (1620, 1739), (1665, 1692)]