90027720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2740

約数の個数: 128

約数和(自身を含む): 309888000

約数和(自身を除く): 219860280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2689, 2790, 3348, 3720, 4185, 5378, 5580, 6696, 8067, 8370, 10756, 11160, 13445, 16134, 16740, 21512, 24201, 26890, 32268, 33480, 40335, 48402, 53780, 64536, 72603, 80670, 83359, 96804, 107560, 121005, 145206, 161340, 166718, 193608, 242010, 250077, 290412, 322680, 333436, 363015, 416795, 484020, 500154, 580824, 666872, 726030, 750231, 833590, 968040, 1000308, 1250385, 1452060, 1500462, 1667180, 2000616, 2250693, 2500770, 2904120, 3000924, 3334360, 3751155, 4501386, 5001540, 6001848, 7502310, 9002772, 10003080, 11253465, 15004620, 18005544, 22506930, 30009240, 45013860, 90027720]

約数ペア:

[(1, 90027720), (2, 45013860), (3, 30009240), (4, 22506930), (5, 18005544), (6, 15004620), (8, 11253465), (9, 10003080), (10, 9002772), (12, 7502310), (15, 6001848), (18, 5001540), (20, 4501386), (24, 3751155), (27, 3334360), (30, 3000924), (31, 2904120), (36, 2500770), (40, 2250693), (45, 2000616), (54, 1667180), (60, 1500462), (62, 1452060), (72, 1250385), (90, 1000308), (93, 968040), (108, 833590), (120, 750231), (124, 726030), (135, 666872), (155, 580824), (180, 500154), (186, 484020), (216, 416795), (248, 363015), (270, 333436), (279, 322680), (310, 290412), (360, 250077), (372, 242010), (465, 193608), (540, 166718), (558, 161340), (620, 145206), (744, 121005), (837, 107560), (930, 96804), (1080, 83359), (1116, 80670), (1240, 72603), (1395, 64536), (1674, 53780), (1860, 48402), (2232, 40335), (2689, 33480), (2790, 32268), (3348, 26890), (3720, 24201), (4185, 21512), (5378, 16740), (5580, 16134), (6696, 13445), (8067, 11160), (8370, 10756)]