644339340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:741

約数の個数: 192

約数和(自身を含む): 2106531840

約数和(自身を除く): 1462192500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 61, 62, 90, 93, 108, 122, 124, 135, 155, 180, 183, 186, 244, 270, 279, 305, 310, 366, 372, 465, 540, 549, 558, 610, 620, 631, 732, 837, 915, 930, 1098, 1116, 1220, 1262, 1395, 1647, 1674, 1830, 1860, 1891, 1893, 2196, 2524, 2745, 2790, 3155, 3294, 3348, 3660, 3782, 3786, 4185, 5490, 5580, 5673, 5679, 6310, 6588, 7564, 7572, 8235, 8370, 9455, 9465, 10980, 11346, 11358, 12620, 16470, 16740, 17019, 17037, 18910, 18930, 19561, 22692, 22716, 28365, 28395, 32940, 34038, 34074, 37820, 37860, 38491, 39122, 51057, 56730, 56790, 58683, 68076, 68148, 76982, 78244, 85095, 85185, 97805, 102114, 113460, 113580, 115473, 117366, 153964, 170190, 170370, 176049, 192455, 195610, 204228, 230946, 234732, 255285, 293415, 340380, 340740, 346419, 352098, 384910, 391220, 461892, 510570, 528147, 577365, 586830, 692838, 704196, 769820, 880245, 1021140, 1039257, 1056294, 1154730, 1173660, 1193221, 1385676, 1732095, 1760490, 2078514, 2112588, 2309460, 2386442, 2640735, 3464190, 3520980, 3579663, 4157028, 4772884, 5196285, 5281470, 5966105, 6928380, 7159326, 10392570, 10562940, 10738989, 11932210, 14318652, 17898315, 20785140, 21477978, 23864420, 32216967, 35796630, 42955956, 53694945, 64433934, 71593260, 107389890, 128867868, 161084835, 214779780, 322169670, 644339340]

約数ペア:

[(1, 644339340), (2, 322169670), (3, 214779780), (4, 161084835), (5, 128867868), (6, 107389890), (9, 71593260), (10, 64433934), (12, 53694945), (15, 42955956), (18, 35796630), (20, 32216967), (27, 23864420), (30, 21477978), (31, 20785140), (36, 17898315), (45, 14318652), (54, 11932210), (60, 10738989), (61, 10562940), (62, 10392570), (90, 7159326), (93, 6928380), (108, 5966105), (122, 5281470), (124, 5196285), (135, 4772884), (155, 4157028), (180, 3579663), (183, 3520980), (186, 3464190), (244, 2640735), (270, 2386442), (279, 2309460), (305, 2112588), (310, 2078514), (366, 1760490), (372, 1732095), (465, 1385676), (540, 1193221), (549, 1173660), (558, 1154730), (610, 1056294), (620, 1039257), (631, 1021140), (732, 880245), (837, 769820), (915, 704196), (930, 692838), (1098, 586830), (1116, 577365), (1220, 528147), (1262, 510570), (1395, 461892), (1647, 391220), (1674, 384910), (1830, 352098), (1860, 346419), (1891, 340740), (1893, 340380), (2196, 293415), (2524, 255285), (2745, 234732), (2790, 230946), (3155, 204228), (3294, 195610), (3348, 192455), (3660, 176049), (3782, 170370), (3786, 170190), (4185, 153964), (5490, 117366), (5580, 115473), (5673, 113580), (5679, 113460), (6310, 102114), (6588, 97805), (7564, 85185), (7572, 85095), (8235, 78244), (8370, 76982), (9455, 68148), (9465, 68076), (10980, 58683), (11346, 56790), (11358, 56730), (12620, 51057), (16470, 39122), (16740, 38491), (17019, 37860), (17037, 37820), (18910, 34074), (18930, 34038), (19561, 32940), (22692, 28395), (22716, 28365)]