40802940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:393

約数の個数: 120

約数和(自身を含む): 129895920

約数和(自身を除く): 89092980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 283, 324, 356, 405, 445, 534, 540, 566, 801, 810, 849, 890, 1068, 1132, 1335, 1415, 1602, 1620, 1698, 1780, 2403, 2547, 2670, 2830, 3204, 3396, 4005, 4245, 4806, 5094, 5340, 5660, 7209, 7641, 8010, 8490, 9612, 10188, 12015, 12735, 14418, 15282, 16020, 16980, 22923, 24030, 25187, 25470, 28836, 30564, 36045, 38205, 45846, 48060, 50374, 50940, 72090, 75561, 76410, 91692, 100748, 114615, 125935, 144180, 151122, 152820, 226683, 229230, 251870, 302244, 377805, 453366, 458460, 503740, 680049, 755610, 906732, 1133415, 1360098, 1511220, 2040147, 2266830, 2720196, 3400245, 4080294, 4533660, 6800490, 8160588, 10200735, 13600980, 20401470, 40802940]

約数ペア:

[(1, 40802940), (2, 20401470), (3, 13600980), (4, 10200735), (5, 8160588), (6, 6800490), (9, 4533660), (10, 4080294), (12, 3400245), (15, 2720196), (18, 2266830), (20, 2040147), (27, 1511220), (30, 1360098), (36, 1133415), (45, 906732), (54, 755610), (60, 680049), (81, 503740), (89, 458460), (90, 453366), (108, 377805), (135, 302244), (162, 251870), (178, 229230), (180, 226683), (267, 152820), (270, 151122), (283, 144180), (324, 125935), (356, 114615), (405, 100748), (445, 91692), (534, 76410), (540, 75561), (566, 72090), (801, 50940), (810, 50374), (849, 48060), (890, 45846), (1068, 38205), (1132, 36045), (1335, 30564), (1415, 28836), (1602, 25470), (1620, 25187), (1698, 24030), (1780, 22923), (2403, 16980), (2547, 16020), (2670, 15282), (2830, 14418), (3204, 12735), (3396, 12015), (4005, 10188), (4245, 9612), (4806, 8490), (5094, 8010), (5340, 7641), (5660, 7209)]