145900720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 406973952

約数和(自身を除く): 261073232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 73, 80, 83, 86, 112, 140, 146, 166, 172, 215, 280, 292, 301, 332, 344, 365, 415, 430, 511, 560, 581, 584, 602, 664, 688, 730, 830, 860, 1022, 1162, 1168, 1204, 1328, 1460, 1505, 1660, 1720, 2044, 2324, 2408, 2555, 2905, 2920, 3010, 3139, 3320, 3440, 3569, 4088, 4648, 4816, 5110, 5810, 5840, 6020, 6059, 6278, 6640, 7138, 8176, 9296, 10220, 11620, 12040, 12118, 12556, 14276, 15695, 17845, 20440, 21973, 23240, 24080, 24236, 24983, 25112, 28552, 30295, 31390, 35690, 40880, 42413, 43946, 46480, 48472, 49966, 50224, 57104, 60590, 62780, 71380, 84826, 87892, 96944, 99932, 109865, 121180, 124915, 125560, 142760, 169652, 175784, 199864, 212065, 219730, 242360, 249830, 251120, 260537, 285520, 339304, 351568, 399728, 424130, 439460, 484720, 499660, 521074, 678608, 848260, 878920, 999320, 1042148, 1302685, 1696520, 1757840, 1823759, 1998640, 2084296, 2605370, 3393040, 3647518, 4168592, 5210740, 7295036, 9118795, 10421480, 14590072, 18237590, 20842960, 29180144, 36475180, 72950360, 145900720]

約数ペア:

[(1, 145900720), (2, 72950360), (4, 36475180), (5, 29180144), (7, 20842960), (8, 18237590), (10, 14590072), (14, 10421480), (16, 9118795), (20, 7295036), (28, 5210740), (35, 4168592), (40, 3647518), (43, 3393040), (56, 2605370), (70, 2084296), (73, 1998640), (80, 1823759), (83, 1757840), (86, 1696520), (112, 1302685), (140, 1042148), (146, 999320), (166, 878920), (172, 848260), (215, 678608), (280, 521074), (292, 499660), (301, 484720), (332, 439460), (344, 424130), (365, 399728), (415, 351568), (430, 339304), (511, 285520), (560, 260537), (581, 251120), (584, 249830), (602, 242360), (664, 219730), (688, 212065), (730, 199864), (830, 175784), (860, 169652), (1022, 142760), (1162, 125560), (1168, 124915), (1204, 121180), (1328, 109865), (1460, 99932), (1505, 96944), (1660, 87892), (1720, 84826), (2044, 71380), (2324, 62780), (2408, 60590), (2555, 57104), (2905, 50224), (2920, 49966), (3010, 48472), (3139, 46480), (3320, 43946), (3440, 42413), (3569, 40880), (4088, 35690), (4648, 31390), (4816, 30295), (5110, 28552), (5810, 25112), (5840, 24983), (6020, 24236), (6059, 24080), (6278, 23240), (6640, 21973), (7138, 20440), (8176, 17845), (9296, 15695), (10220, 14276), (11620, 12556), (12040, 12118)]