64920900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 207986688

約数和(自身を除く): 143065788

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 103, 110, 132, 150, 165, 191, 206, 220, 275, 300, 309, 330, 382, 412, 515, 550, 573, 618, 660, 764, 825, 955, 1030, 1100, 1133, 1146, 1236, 1545, 1650, 1910, 2060, 2101, 2266, 2292, 2575, 2865, 3090, 3300, 3399, 3820, 4202, 4532, 4775, 5150, 5665, 5730, 6180, 6303, 6798, 7725, 8404, 9550, 10300, 10505, 11330, 11460, 12606, 13596, 14325, 15450, 16995, 19100, 19673, 21010, 22660, 25212, 28325, 28650, 30900, 31515, 33990, 39346, 42020, 52525, 56650, 57300, 59019, 63030, 67980, 78692, 84975, 98365, 105050, 113300, 118038, 126060, 157575, 169950, 196730, 210100, 216403, 236076, 295095, 315150, 339900, 393460, 432806, 491825, 590190, 630300, 649209, 865612, 983650, 1082015, 1180380, 1298418, 1475475, 1967300, 2164030, 2596836, 2950950, 3246045, 4328060, 5410075, 5901900, 6492090, 10820150, 12984180, 16230225, 21640300, 32460450, 64920900]

約数ペア:

[(1, 64920900), (2, 32460450), (3, 21640300), (4, 16230225), (5, 12984180), (6, 10820150), (10, 6492090), (11, 5901900), (12, 5410075), (15, 4328060), (20, 3246045), (22, 2950950), (25, 2596836), (30, 2164030), (33, 1967300), (44, 1475475), (50, 1298418), (55, 1180380), (60, 1082015), (66, 983650), (75, 865612), (100, 649209), (103, 630300), (110, 590190), (132, 491825), (150, 432806), (165, 393460), (191, 339900), (206, 315150), (220, 295095), (275, 236076), (300, 216403), (309, 210100), (330, 196730), (382, 169950), (412, 157575), (515, 126060), (550, 118038), (573, 113300), (618, 105050), (660, 98365), (764, 84975), (825, 78692), (955, 67980), (1030, 63030), (1100, 59019), (1133, 57300), (1146, 56650), (1236, 52525), (1545, 42020), (1650, 39346), (1910, 33990), (2060, 31515), (2101, 30900), (2266, 28650), (2292, 28325), (2575, 25212), (2865, 22660), (3090, 21010), (3300, 19673), (3399, 19100), (3820, 16995), (4202, 15450), (4532, 14325), (4775, 13596), (5150, 12606), (5665, 11460), (5730, 11330), (6180, 10505), (6303, 10300), (6798, 9550), (7725, 8404)]