90464940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5647}}^1$

素因数の和:5751

約数の個数: 72

約数和(自身を含む): 277542720

約数和(自身を除く): 187077780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 5647, 8010, 11294, 16020, 16941, 22588, 28235, 33882, 50823, 56470, 67764, 84705, 101646, 112940, 169410, 203292, 254115, 338820, 502583, 508230, 1005166, 1016460, 1507749, 2010332, 2512915, 3015498, 4523247, 5025830, 6030996, 7538745, 9046494, 10051660, 15077490, 18092988, 22616235, 30154980, 45232470, 90464940]

約数ペア:

[(1, 90464940), (2, 45232470), (3, 30154980), (4, 22616235), (5, 18092988), (6, 15077490), (9, 10051660), (10, 9046494), (12, 7538745), (15, 6030996), (18, 5025830), (20, 4523247), (30, 3015498), (36, 2512915), (45, 2010332), (60, 1507749), (89, 1016460), (90, 1005166), (178, 508230), (180, 502583), (267, 338820), (356, 254115), (445, 203292), (534, 169410), (801, 112940), (890, 101646), (1068, 84705), (1335, 67764), (1602, 56470), (1780, 50823), (2670, 33882), (3204, 28235), (4005, 22588), (5340, 16941), (5647, 16020), (8010, 11294)]