80372040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{587}}^1$

素因数の和:771

約数の個数: 128

約数和(自身を含む): 277724160

約数和(自身を除く): 197352120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 163, 168, 210, 280, 326, 420, 489, 587, 652, 815, 840, 978, 1141, 1174, 1304, 1630, 1761, 1956, 2282, 2348, 2445, 2935, 3260, 3423, 3522, 3912, 4109, 4564, 4696, 4890, 5705, 5870, 6520, 6846, 7044, 8218, 8805, 9128, 9780, 11410, 11740, 12327, 13692, 14088, 16436, 17115, 17610, 19560, 20545, 22820, 23480, 24654, 27384, 32872, 34230, 35220, 41090, 45640, 49308, 61635, 68460, 70440, 82180, 95681, 98616, 123270, 136920, 164360, 191362, 246540, 287043, 382724, 478405, 493080, 574086, 669767, 765448, 956810, 1148172, 1339534, 1435215, 1913620, 2009301, 2296344, 2679068, 2870430, 3348835, 3827240, 4018602, 5358136, 5740860, 6697670, 8037204, 10046505, 11481720, 13395340, 16074408, 20093010, 26790680, 40186020, 80372040]

約数ペア:

[(1, 80372040), (2, 40186020), (3, 26790680), (4, 20093010), (5, 16074408), (6, 13395340), (7, 11481720), (8, 10046505), (10, 8037204), (12, 6697670), (14, 5740860), (15, 5358136), (20, 4018602), (21, 3827240), (24, 3348835), (28, 2870430), (30, 2679068), (35, 2296344), (40, 2009301), (42, 1913620), (56, 1435215), (60, 1339534), (70, 1148172), (84, 956810), (105, 765448), (120, 669767), (140, 574086), (163, 493080), (168, 478405), (210, 382724), (280, 287043), (326, 246540), (420, 191362), (489, 164360), (587, 136920), (652, 123270), (815, 98616), (840, 95681), (978, 82180), (1141, 70440), (1174, 68460), (1304, 61635), (1630, 49308), (1761, 45640), (1956, 41090), (2282, 35220), (2348, 34230), (2445, 32872), (2935, 27384), (3260, 24654), (3423, 23480), (3522, 22820), (3912, 20545), (4109, 19560), (4564, 17610), (4696, 17115), (4890, 16436), (5705, 14088), (5870, 13692), (6520, 12327), (6846, 11740), (7044, 11410), (8218, 9780), (8805, 9128)]