214779780

素因数分解:

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

素因数の和:738

約数の個数: 144

約数和(自身を含む): 684622848

約数和(自身を除く): 469843068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 61, 62, 90, 93, 122, 124, 155, 180, 183, 186, 244, 279, 305, 310, 366, 372, 465, 549, 558, 610, 620, 631, 732, 915, 930, 1098, 1116, 1220, 1262, 1395, 1830, 1860, 1891, 1893, 2196, 2524, 2745, 2790, 3155, 3660, 3782, 3786, 5490, 5580, 5673, 5679, 6310, 7564, 7572, 9455, 9465, 10980, 11346, 11358, 12620, 17019, 18910, 18930, 19561, 22692, 22716, 28365, 28395, 34038, 37820, 37860, 38491, 39122, 56730, 56790, 58683, 68076, 76982, 78244, 85095, 97805, 113460, 113580, 115473, 117366, 153964, 170190, 176049, 192455, 195610, 230946, 234732, 293415, 340380, 346419, 352098, 384910, 391220, 461892, 577365, 586830, 692838, 704196, 769820, 880245, 1154730, 1173660, 1193221, 1385676, 1732095, 1760490, 2309460, 2386442, 3464190, 3520980, 3579663, 4772884, 5966105, 6928380, 7159326, 10738989, 11932210, 14318652, 17898315, 21477978, 23864420, 35796630, 42955956, 53694945, 71593260, 107389890, 214779780]

約数ペア:

[(1, 214779780), (2, 107389890), (3, 71593260), (4, 53694945), (5, 42955956), (6, 35796630), (9, 23864420), (10, 21477978), (12, 17898315), (15, 14318652), (18, 11932210), (20, 10738989), (30, 7159326), (31, 6928380), (36, 5966105), (45, 4772884), (60, 3579663), (61, 3520980), (62, 3464190), (90, 2386442), (93, 2309460), (122, 1760490), (124, 1732095), (155, 1385676), (180, 1193221), (183, 1173660), (186, 1154730), (244, 880245), (279, 769820), (305, 704196), (310, 692838), (366, 586830), (372, 577365), (465, 461892), (549, 391220), (558, 384910), (610, 352098), (620, 346419), (631, 340380), (732, 293415), (915, 234732), (930, 230946), (1098, 195610), (1116, 192455), (1220, 176049), (1262, 170190), (1395, 153964), (1830, 117366), (1860, 115473), (1891, 113580), (1893, 113460), (2196, 97805), (2524, 85095), (2745, 78244), (2790, 76982), (3155, 68076), (3660, 58683), (3782, 56790), (3786, 56730), (5490, 39122), (5580, 38491), (5673, 37860), (5679, 37820), (6310, 34038), (7564, 28395), (7572, 28365), (9455, 22716), (9465, 22692), (10980, 19561), (11346, 18930), (11358, 18910), (12620, 17019)]