280833540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21179}}^1$

素因数の和:21221

約数の個数: 96

約数和(自身を含む): 896676480

約数和(自身を除く): 615842940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 21179, 42358, 63537, 84716, 105895, 127074, 211790, 254148, 275327, 317685, 360043, 423580, 550654, 635370, 720086, 825981, 1080129, 1101308, 1270740, 1376635, 1440172, 1651962, 1800215, 2160258, 2753270, 3303924, 3600430, 4129905, 4320516, 4680559, 5400645, 5506540, 7200860, 8259810, 9361118, 10801290, 14041677, 16519620, 18722236, 21602580, 23402795, 28083354, 46805590, 56166708, 70208385, 93611180, 140416770, 280833540]

約数ペア:

[(1, 280833540), (2, 140416770), (3, 93611180), (4, 70208385), (5, 56166708), (6, 46805590), (10, 28083354), (12, 23402795), (13, 21602580), (15, 18722236), (17, 16519620), (20, 14041677), (26, 10801290), (30, 9361118), (34, 8259810), (39, 7200860), (51, 5506540), (52, 5400645), (60, 4680559), (65, 4320516), (68, 4129905), (78, 3600430), (85, 3303924), (102, 2753270), (130, 2160258), (156, 1800215), (170, 1651962), (195, 1440172), (204, 1376635), (221, 1270740), (255, 1101308), (260, 1080129), (340, 825981), (390, 720086), (442, 635370), (510, 550654), (663, 423580), (780, 360043), (884, 317685), (1020, 275327), (1105, 254148), (1326, 211790), (2210, 127074), (2652, 105895), (3315, 84716), (4420, 63537), (6630, 42358), (13260, 21179)]