89776620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 290273760

約数和(自身を除く): 200497140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 173, 180, 186, 270, 279, 310, 346, 372, 465, 519, 540, 558, 620, 692, 837, 865, 930, 961, 1038, 1116, 1395, 1557, 1674, 1730, 1860, 1922, 2076, 2595, 2790, 2883, 3114, 3348, 3460, 3844, 4185, 4671, 4805, 5190, 5363, 5580, 5766, 6228, 7785, 8370, 8649, 9342, 9610, 10380, 10726, 11532, 14415, 15570, 16089, 16740, 17298, 18684, 19220, 21452, 23355, 25947, 26815, 28830, 31140, 32178, 34596, 43245, 46710, 48267, 51894, 53630, 57660, 64356, 80445, 86490, 93420, 96534, 103788, 107260, 129735, 144801, 160890, 166253, 172980, 193068, 241335, 259470, 289602, 321780, 332506, 482670, 498759, 518940, 579204, 665012, 724005, 831265, 965340, 997518, 1448010, 1496277, 1662530, 1995036, 2493795, 2896020, 2992554, 3325060, 4488831, 4987590, 5985108, 7481385, 8977662, 9975180, 14962770, 17955324, 22444155, 29925540, 44888310, 89776620]

約数ペア:

[(1, 89776620), (2, 44888310), (3, 29925540), (4, 22444155), (5, 17955324), (6, 14962770), (9, 9975180), (10, 8977662), (12, 7481385), (15, 5985108), (18, 4987590), (20, 4488831), (27, 3325060), (30, 2992554), (31, 2896020), (36, 2493795), (45, 1995036), (54, 1662530), (60, 1496277), (62, 1448010), (90, 997518), (93, 965340), (108, 831265), (124, 724005), (135, 665012), (155, 579204), (173, 518940), (180, 498759), (186, 482670), (270, 332506), (279, 321780), (310, 289602), (346, 259470), (372, 241335), (465, 193068), (519, 172980), (540, 166253), (558, 160890), (620, 144801), (692, 129735), (837, 107260), (865, 103788), (930, 96534), (961, 93420), (1038, 86490), (1116, 80445), (1395, 64356), (1557, 57660), (1674, 53630), (1730, 51894), (1860, 48267), (1922, 46710), (2076, 43245), (2595, 34596), (2790, 32178), (2883, 31140), (3114, 28830), (3348, 26815), (3460, 25947), (3844, 23355), (4185, 21452), (4671, 19220), (4805, 18684), (5190, 17298), (5363, 16740), (5580, 16089), (5766, 15570), (6228, 14415), (7785, 11532), (8370, 10726), (8649, 10380), (9342, 9610)]