277381020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 918973440

約数和(自身を除く): 641592420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 83, 84, 105, 109, 140, 146, 166, 210, 218, 219, 249, 292, 327, 332, 365, 415, 420, 436, 438, 498, 511, 545, 581, 654, 730, 763, 830, 876, 996, 1022, 1090, 1095, 1162, 1245, 1308, 1460, 1526, 1533, 1635, 1660, 1743, 2044, 2180, 2190, 2289, 2324, 2490, 2555, 2905, 3052, 3066, 3270, 3486, 3815, 4380, 4578, 4980, 5110, 5810, 6059, 6132, 6540, 6972, 7630, 7665, 7957, 8715, 9047, 9156, 10220, 11445, 11620, 12118, 15260, 15330, 15914, 17430, 18094, 18177, 22890, 23871, 24236, 27141, 30295, 30660, 31828, 34860, 36188, 36354, 39785, 42413, 45235, 45780, 47742, 54282, 55699, 60590, 63329, 72708, 79570, 84826, 90470, 90885, 95484, 108564, 111398, 119355, 121180, 126658, 127239, 135705, 159140, 167097, 169652, 180940, 181770, 189987, 212065, 222796, 238710, 253316, 254478, 271410, 278495, 316645, 334194, 363540, 379974, 424130, 477420, 508956, 542820, 556990, 633290, 636195, 660431, 668388, 759948, 835485, 848260, 949935, 1113980, 1266580, 1272390, 1320862, 1670970, 1899870, 1981293, 2544780, 2641724, 3302155, 3341940, 3799740, 3962586, 4623017, 6604310, 7925172, 9246034, 9906465, 13208620, 13869051, 18492068, 19812930, 23115085, 27738102, 39625860, 46230170, 55476204, 69345255, 92460340, 138690510, 277381020]

約数ペア:

[(1, 277381020), (2, 138690510), (3, 92460340), (4, 69345255), (5, 55476204), (6, 46230170), (7, 39625860), (10, 27738102), (12, 23115085), (14, 19812930), (15, 18492068), (20, 13869051), (21, 13208620), (28, 9906465), (30, 9246034), (35, 7925172), (42, 6604310), (60, 4623017), (70, 3962586), (73, 3799740), (83, 3341940), (84, 3302155), (105, 2641724), (109, 2544780), (140, 1981293), (146, 1899870), (166, 1670970), (210, 1320862), (218, 1272390), (219, 1266580), (249, 1113980), (292, 949935), (327, 848260), (332, 835485), (365, 759948), (415, 668388), (420, 660431), (436, 636195), (438, 633290), (498, 556990), (511, 542820), (545, 508956), (581, 477420), (654, 424130), (730, 379974), (763, 363540), (830, 334194), (876, 316645), (996, 278495), (1022, 271410), (1090, 254478), (1095, 253316), (1162, 238710), (1245, 222796), (1308, 212065), (1460, 189987), (1526, 181770), (1533, 180940), (1635, 169652), (1660, 167097), (1743, 159140), (2044, 135705), (2180, 127239), (2190, 126658), (2289, 121180), (2324, 119355), (2490, 111398), (2555, 108564), (2905, 95484), (3052, 90885), (3066, 90470), (3270, 84826), (3486, 79570), (3815, 72708), (4380, 63329), (4578, 60590), (4980, 55699), (5110, 54282), (5810, 47742), (6059, 45780), (6132, 45235), (6540, 42413), (6972, 39785), (7630, 36354), (7665, 36188), (7957, 34860), (8715, 31828), (9047, 30660), (9156, 30295), (10220, 27141), (11445, 24236), (11620, 23871), (12118, 22890), (15260, 18177), (15330, 18094), (15914, 17430)]