18282810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 55770624

約数和(自身を除く): 37487814

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 65, 70, 74, 78, 91, 105, 111, 130, 181, 182, 185, 195, 210, 222, 259, 273, 362, 370, 390, 455, 481, 518, 543, 546, 555, 777, 905, 910, 962, 1086, 1110, 1267, 1295, 1365, 1443, 1554, 1810, 2353, 2405, 2534, 2590, 2715, 2730, 2886, 3367, 3801, 3885, 4706, 4810, 5430, 6335, 6697, 6734, 7059, 7215, 7602, 7770, 10101, 11765, 12670, 13394, 14118, 14430, 16471, 16835, 19005, 20091, 20202, 23530, 32942, 33485, 33670, 35295, 38010, 40182, 46879, 49413, 50505, 66970, 70590, 82355, 87061, 93758, 98826, 100455, 101010, 140637, 164710, 174122, 200910, 234395, 247065, 261183, 281274, 435305, 468790, 494130, 522366, 609427, 703185, 870610, 1218854, 1305915, 1406370, 1828281, 2611830, 3047135, 3656562, 6094270, 9141405, 18282810]

約数ペア:

[(1, 18282810), (2, 9141405), (3, 6094270), (5, 3656562), (6, 3047135), (7, 2611830), (10, 1828281), (13, 1406370), (14, 1305915), (15, 1218854), (21, 870610), (26, 703185), (30, 609427), (35, 522366), (37, 494130), (39, 468790), (42, 435305), (65, 281274), (70, 261183), (74, 247065), (78, 234395), (91, 200910), (105, 174122), (111, 164710), (130, 140637), (181, 101010), (182, 100455), (185, 98826), (195, 93758), (210, 87061), (222, 82355), (259, 70590), (273, 66970), (362, 50505), (370, 49413), (390, 46879), (455, 40182), (481, 38010), (518, 35295), (543, 33670), (546, 33485), (555, 32942), (777, 23530), (905, 20202), (910, 20091), (962, 19005), (1086, 16835), (1110, 16471), (1267, 14430), (1295, 14118), (1365, 13394), (1443, 12670), (1554, 11765), (1810, 10101), (2353, 7770), (2405, 7602), (2534, 7215), (2590, 7059), (2715, 6734), (2730, 6697), (2886, 6335), (3367, 5430), (3801, 4810), (3885, 4706)]