8451540

素因数分解:

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

素因数の和:108

約数の個数: 144

約数和(自身を含む): 27885312

約数和(自身を除く): 19433772

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, 243, 270, 282, 324, 333, 370, 405, 423, 444, 470, 486, 540, 555, 564, 666, 705, 740, 810, 846, 940, 972, 999, 1110, 1215, 1269, 1332, 1410, 1620, 1665, 1692, 1739, 1998, 2115, 2220, 2430, 2538, 2820, 2997, 3330, 3478, 3807, 3996, 4230, 4860, 4995, 5076, 5217, 5994, 6345, 6660, 6956, 7614, 8460, 8695, 8991, 9990, 10434, 11421, 11988, 12690, 14985, 15228, 15651, 17390, 17982, 19035, 19980, 20868, 22842, 25380, 26085, 29970, 31302, 34780, 35964, 38070, 44955, 45684, 46953, 52170, 57105, 59940, 62604, 76140, 78255, 89910, 93906, 104340, 114210, 140859, 156510, 179820, 187812, 228420, 234765, 281718, 313020, 422577, 469530, 563436, 704295, 845154, 939060, 1408590, 1690308, 2112885, 2817180, 4225770, 8451540]

約数ペア:

[(1, 8451540), (2, 4225770), (3, 2817180), (4, 2112885), (5, 1690308), (6, 1408590), (9, 939060), (10, 845154), (12, 704295), (15, 563436), (18, 469530), (20, 422577), (27, 313020), (30, 281718), (36, 234765), (37, 228420), (45, 187812), (47, 179820), (54, 156510), (60, 140859), (74, 114210), (81, 104340), (90, 93906), (94, 89910), (108, 78255), (111, 76140), (135, 62604), (141, 59940), (148, 57105), (162, 52170), (180, 46953), (185, 45684), (188, 44955), (222, 38070), (235, 35964), (243, 34780), (270, 31302), (282, 29970), (324, 26085), (333, 25380), (370, 22842), (405, 20868), (423, 19980), (444, 19035), (470, 17982), (486, 17390), (540, 15651), (555, 15228), (564, 14985), (666, 12690), (705, 11988), (740, 11421), (810, 10434), (846, 9990), (940, 8991), (972, 8695), (999, 8460), (1110, 7614), (1215, 6956), (1269, 6660), (1332, 6345), (1410, 5994), (1620, 5217), (1665, 5076), (1692, 4995), (1739, 4860), (1998, 4230), (2115, 3996), (2220, 3807), (2430, 3478), (2538, 3330), (2820, 2997)]