2138566920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{23357}}^1$

素因数の和:23487

約数の個数: 128

約数和(自身を含む): 7399814400

約数和(自身を除く): 5261247480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2616, 3052, 3270, 3815, 4360, 4578, 6104, 6540, 7630, 9156, 11445, 13080, 15260, 18312, 22890, 23357, 30520, 45780, 46714, 70071, 91560, 93428, 116785, 140142, 163499, 186856, 233570, 280284, 326998, 350355, 467140, 490497, 560568, 653996, 700710, 817495, 934280, 980994, 1307992, 1401420, 1634990, 1961988, 2452485, 2545913, 2802840, 3269980, 3923976, 4904970, 5091826, 6539960, 7637739, 9809940, 10183652, 12729565, 15275478, 17821391, 19619880, 20367304, 25459130, 30550956, 35642782, 38188695, 50918260, 53464173, 61101912, 71285564, 76377390, 89106955, 101836520, 106928346, 142571128, 152754780, 178213910, 213856692, 267320865, 305509560, 356427820, 427713384, 534641730, 712855640, 1069283460, 2138566920]

約数ペア:

[(1, 2138566920), (2, 1069283460), (3, 712855640), (4, 534641730), (5, 427713384), (6, 356427820), (7, 305509560), (8, 267320865), (10, 213856692), (12, 178213910), (14, 152754780), (15, 142571128), (20, 106928346), (21, 101836520), (24, 89106955), (28, 76377390), (30, 71285564), (35, 61101912), (40, 53464173), (42, 50918260), (56, 38188695), (60, 35642782), (70, 30550956), (84, 25459130), (105, 20367304), (109, 19619880), (120, 17821391), (140, 15275478), (168, 12729565), (210, 10183652), (218, 9809940), (280, 7637739), (327, 6539960), (420, 5091826), (436, 4904970), (545, 3923976), (654, 3269980), (763, 2802840), (840, 2545913), (872, 2452485), (1090, 1961988), (1308, 1634990), (1526, 1401420), (1635, 1307992), (2180, 980994), (2289, 934280), (2616, 817495), (3052, 700710), (3270, 653996), (3815, 560568), (4360, 490497), (4578, 467140), (6104, 350355), (6540, 326998), (7630, 280284), (9156, 233570), (11445, 186856), (13080, 163499), (15260, 140142), (18312, 116785), (22890, 93428), (23357, 91560), (30520, 70071), (45780, 46714)]