21808584720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59743}}^1$

素因数の和:59791

約数の個数: 240

約数和(自身を含む): 81342650880

約数和(自身を除く): 59534066160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 169, 180, 195, 208, 216, 234, 240, 260, 270, 312, 338, 351, 360, 390, 432, 468, 507, 520, 540, 585, 624, 676, 702, 720, 780, 845, 936, 1014, 1040, 1080, 1170, 1352, 1404, 1521, 1560, 1690, 1755, 1872, 2028, 2160, 2340, 2535, 2704, 2808, 3042, 3120, 3380, 3510, 4056, 4563, 4680, 5070, 5616, 6084, 6760, 7020, 7605, 8112, 9126, 9360, 10140, 12168, 13520, 14040, 15210, 18252, 20280, 22815, 24336, 28080, 30420, 36504, 40560, 45630, 59743, 60840, 73008, 91260, 119486, 121680, 179229, 182520, 238972, 298715, 358458, 365040, 477944, 537687, 597430, 716916, 776659, 896145, 955888, 1075374, 1194860, 1433832, 1553318, 1613061, 1792290, 2150748, 2329977, 2389720, 2688435, 2867664, 3106636, 3226122, 3584580, 3883295, 4301496, 4659954, 4779440, 5376870, 6213272, 6452244, 6989931, 7169160, 7766590, 8065305, 8602992, 9319908, 10096567, 10753740, 11649885, 12426544, 12904488, 13979862, 14338320, 15533180, 16130610, 18639816, 20193134, 20969793, 21507480, 23299770, 25808976, 27959724, 30289701, 31066360, 32261220, 34949655, 37279632, 40386268, 41939586, 43014960, 46599540, 50482835, 55919448, 60579402, 62132720, 64522440, 69899310, 80772536, 83879172, 90869103, 93199080, 100965670, 104848965, 111838896, 121158804, 129044880, 139798620, 151448505, 161545072, 167758344, 181738206, 186398160, 201931340, 209697930, 242317608, 272607309, 279597240, 302897010, 335516688, 363476412, 403862680, 419395860, 454345515, 484635216, 545214618, 559194480, 605794020, 726952824, 807725360, 838791720, 908691030, 1090429236, 1211588040, 1363036545, 1453905648, 1677583440, 1817382060, 2180858472, 2423176080, 2726073090, 3634764120, 4361716944, 5452146180, 7269528240, 10904292360, 21808584720]

約数ペア:

[(1, 21808584720), (2, 10904292360), (3, 7269528240), (4, 5452146180), (5, 4361716944), (6, 3634764120), (8, 2726073090), (9, 2423176080), (10, 2180858472), (12, 1817382060), (13, 1677583440), (15, 1453905648), (16, 1363036545), (18, 1211588040), (20, 1090429236), (24, 908691030), (26, 838791720), (27, 807725360), (30, 726952824), (36, 605794020), (39, 559194480), (40, 545214618), (45, 484635216), (48, 454345515), (52, 419395860), (54, 403862680), (60, 363476412), (65, 335516688), (72, 302897010), (78, 279597240), (80, 272607309), (90, 242317608), (104, 209697930), (108, 201931340), (117, 186398160), (120, 181738206), (130, 167758344), (135, 161545072), (144, 151448505), (156, 139798620), (169, 129044880), (180, 121158804), (195, 111838896), (208, 104848965), (216, 100965670), (234, 93199080), (240, 90869103), (260, 83879172), (270, 80772536), (312, 69899310), (338, 64522440), (351, 62132720), (360, 60579402), (390, 55919448), (432, 50482835), (468, 46599540), (507, 43014960), (520, 41939586), (540, 40386268), (585, 37279632), (624, 34949655), (676, 32261220), (702, 31066360), (720, 30289701), (780, 27959724), (845, 25808976), (936, 23299770), (1014, 21507480), (1040, 20969793), (1080, 20193134), (1170, 18639816), (1352, 16130610), (1404, 15533180), (1521, 14338320), (1560, 13979862), (1690, 12904488), (1755, 12426544), (1872, 11649885), (2028, 10753740), (2160, 10096567), (2340, 9319908), (2535, 8602992), (2704, 8065305), (2808, 7766590), (3042, 7169160), (3120, 6989931), (3380, 6452244), (3510, 6213272), (4056, 5376870), (4563, 4779440), (4680, 4659954), (5070, 4301496), (5616, 3883295), (6084, 3584580), (6760, 3226122), (7020, 3106636), (7605, 2867664), (8112, 2688435), (9126, 2389720), (9360, 2329977), (10140, 2150748), (12168, 1792290), (13520, 1613061), (14040, 1553318), (15210, 1433832), (18252, 1194860), (20280, 1075374), (22815, 955888), (24336, 896145), (28080, 776659), (30420, 716916), (36504, 597430), (40560, 537687), (45630, 477944), (59743, 365040), (60840, 358458), (73008, 298715), (91260, 238972), (119486, 182520), (121680, 179229)]