26655720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2475

約数の個数: 128

約数和(自身を含む): 98461440

約数和(自身を除く): 71805720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2441, 2730, 3640, 4882, 5460, 7323, 9764, 10920, 12205, 14646, 17087, 19528, 24410, 29292, 31733, 34174, 36615, 48820, 51261, 58584, 63466, 68348, 73230, 85435, 95199, 97640, 102522, 126932, 136696, 146460, 158665, 170870, 190398, 205044, 222131, 253864, 256305, 292920, 317330, 341740, 380796, 410088, 444262, 475995, 512610, 634660, 666393, 683480, 761592, 888524, 951990, 1025220, 1110655, 1269320, 1332786, 1777048, 1903980, 2050440, 2221310, 2665572, 3331965, 3807960, 4442620, 5331144, 6663930, 8885240, 13327860, 26655720]

約数ペア:

[(1, 26655720), (2, 13327860), (3, 8885240), (4, 6663930), (5, 5331144), (6, 4442620), (7, 3807960), (8, 3331965), (10, 2665572), (12, 2221310), (13, 2050440), (14, 1903980), (15, 1777048), (20, 1332786), (21, 1269320), (24, 1110655), (26, 1025220), (28, 951990), (30, 888524), (35, 761592), (39, 683480), (40, 666393), (42, 634660), (52, 512610), (56, 475995), (60, 444262), (65, 410088), (70, 380796), (78, 341740), (84, 317330), (91, 292920), (104, 256305), (105, 253864), (120, 222131), (130, 205044), (140, 190398), (156, 170870), (168, 158665), (182, 146460), (195, 136696), (210, 126932), (260, 102522), (273, 97640), (280, 95199), (312, 85435), (364, 73230), (390, 68348), (420, 63466), (455, 58584), (520, 51261), (546, 48820), (728, 36615), (780, 34174), (840, 31733), (910, 29292), (1092, 24410), (1365, 19528), (1560, 17087), (1820, 14646), (2184, 12205), (2441, 10920), (2730, 9764), (3640, 7323), (4882, 5460)]