66338820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 210515760

約数和(自身を除く): 144176940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 89, 90, 101, 123, 164, 178, 180, 202, 205, 246, 267, 303, 356, 369, 404, 410, 445, 492, 505, 534, 606, 615, 738, 801, 820, 890, 909, 1010, 1068, 1212, 1230, 1335, 1476, 1515, 1602, 1780, 1818, 1845, 2020, 2460, 2670, 3030, 3204, 3636, 3649, 3690, 4005, 4141, 4545, 5340, 6060, 7298, 7380, 8010, 8282, 8989, 9090, 10947, 12423, 14596, 16020, 16564, 17978, 18180, 18245, 20705, 21894, 24846, 26967, 32841, 35956, 36490, 37269, 41410, 43788, 44945, 49692, 53934, 54735, 62115, 65682, 72980, 74538, 80901, 82820, 89890, 107868, 109470, 124230, 131364, 134835, 149076, 161802, 164205, 179780, 186345, 218940, 248460, 269670, 323604, 328410, 368549, 372690, 404505, 539340, 656820, 737098, 745380, 809010, 1105647, 1474196, 1618020, 1842745, 2211294, 3316941, 3685490, 4422588, 5528235, 6633882, 7370980, 11056470, 13267764, 16584705, 22112940, 33169410, 66338820]

約数ペア:

[(1, 66338820), (2, 33169410), (3, 22112940), (4, 16584705), (5, 13267764), (6, 11056470), (9, 7370980), (10, 6633882), (12, 5528235), (15, 4422588), (18, 3685490), (20, 3316941), (30, 2211294), (36, 1842745), (41, 1618020), (45, 1474196), (60, 1105647), (82, 809010), (89, 745380), (90, 737098), (101, 656820), (123, 539340), (164, 404505), (178, 372690), (180, 368549), (202, 328410), (205, 323604), (246, 269670), (267, 248460), (303, 218940), (356, 186345), (369, 179780), (404, 164205), (410, 161802), (445, 149076), (492, 134835), (505, 131364), (534, 124230), (606, 109470), (615, 107868), (738, 89890), (801, 82820), (820, 80901), (890, 74538), (909, 72980), (1010, 65682), (1068, 62115), (1212, 54735), (1230, 53934), (1335, 49692), (1476, 44945), (1515, 43788), (1602, 41410), (1780, 37269), (1818, 36490), (1845, 35956), (2020, 32841), (2460, 26967), (2670, 24846), (3030, 21894), (3204, 20705), (3636, 18245), (3649, 18180), (3690, 17978), (4005, 16564), (4141, 16020), (4545, 14596), (5340, 12423), (6060, 10947), (7298, 9090), (7380, 8989), (8010, 8282)]