865807740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9413}}^1$

素因数の和:9508

約数の個数: 144

約数和(自身を含む): 3042906048

約数和(自身を除く): 2177098308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 1022, 1095, 1260, 1314, 1460, 1533, 2044, 2190, 2555, 2628, 3066, 3285, 4380, 4599, 5110, 6132, 6570, 7665, 9198, 9413, 10220, 13140, 15330, 18396, 18826, 22995, 28239, 30660, 37652, 45990, 47065, 56478, 65891, 84717, 91980, 94130, 112956, 131782, 141195, 169434, 188260, 197673, 263564, 282390, 329455, 338868, 395346, 423585, 564780, 593019, 658910, 687149, 790692, 847170, 988365, 1186038, 1317820, 1374298, 1694340, 1976730, 2061447, 2372076, 2748596, 2965095, 3435745, 3953460, 4122894, 4810043, 5930190, 6184341, 6871490, 8245788, 9620086, 10307235, 11860380, 12368682, 13742980, 14430129, 19240172, 20614470, 24050215, 24737364, 28860258, 30921705, 41228940, 43290387, 48100430, 57720516, 61843410, 72150645, 86580774, 96200860, 123686820, 144301290, 173161548, 216451935, 288602580, 432903870, 865807740]

約数ペア:

[(1, 865807740), (2, 432903870), (3, 288602580), (4, 216451935), (5, 173161548), (6, 144301290), (7, 123686820), (9, 96200860), (10, 86580774), (12, 72150645), (14, 61843410), (15, 57720516), (18, 48100430), (20, 43290387), (21, 41228940), (28, 30921705), (30, 28860258), (35, 24737364), (36, 24050215), (42, 20614470), (45, 19240172), (60, 14430129), (63, 13742980), (70, 12368682), (73, 11860380), (84, 10307235), (90, 9620086), (105, 8245788), (126, 6871490), (140, 6184341), (146, 5930190), (180, 4810043), (210, 4122894), (219, 3953460), (252, 3435745), (292, 2965095), (315, 2748596), (365, 2372076), (420, 2061447), (438, 1976730), (511, 1694340), (630, 1374298), (657, 1317820), (730, 1186038), (876, 988365), (1022, 847170), (1095, 790692), (1260, 687149), (1314, 658910), (1460, 593019), (1533, 564780), (2044, 423585), (2190, 395346), (2555, 338868), (2628, 329455), (3066, 282390), (3285, 263564), (4380, 197673), (4599, 188260), (5110, 169434), (6132, 141195), (6570, 131782), (7665, 112956), (9198, 94130), (9413, 91980), (10220, 84717), (13140, 65891), (15330, 56478), (18396, 47065), (18826, 45990), (22995, 37652), (28239, 30660)]