394429140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4409}}^1$

素因数の和:4502

約数の個数: 144

約数和(自身を含む): 1386927360

約数和(自身を除く): 992498220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1988, 2130, 2485, 2556, 2982, 3195, 4260, 4409, 4473, 4970, 5964, 6390, 7455, 8818, 8946, 9940, 12780, 13227, 14910, 17636, 17892, 22045, 22365, 26454, 29820, 30863, 39681, 44090, 44730, 52908, 61726, 66135, 79362, 88180, 89460, 92589, 123452, 132270, 154315, 158724, 185178, 198405, 264540, 277767, 308630, 313039, 370356, 396810, 462945, 555534, 617260, 626078, 793620, 925890, 939117, 1111068, 1252156, 1388835, 1565195, 1851780, 1878234, 2191273, 2777670, 2817351, 3130390, 3756468, 4382546, 4695585, 5555340, 5634702, 6260780, 6573819, 8765092, 9391170, 10956365, 11269404, 13147638, 14086755, 18782340, 19721457, 21912730, 26295276, 28173510, 32869095, 39442914, 43825460, 56347020, 65738190, 78885828, 98607285, 131476380, 197214570, 394429140]

約数ペア:

[(1, 394429140), (2, 197214570), (3, 131476380), (4, 98607285), (5, 78885828), (6, 65738190), (7, 56347020), (9, 43825460), (10, 39442914), (12, 32869095), (14, 28173510), (15, 26295276), (18, 21912730), (20, 19721457), (21, 18782340), (28, 14086755), (30, 13147638), (35, 11269404), (36, 10956365), (42, 9391170), (45, 8765092), (60, 6573819), (63, 6260780), (70, 5634702), (71, 5555340), (84, 4695585), (90, 4382546), (105, 3756468), (126, 3130390), (140, 2817351), (142, 2777670), (180, 2191273), (210, 1878234), (213, 1851780), (252, 1565195), (284, 1388835), (315, 1252156), (355, 1111068), (420, 939117), (426, 925890), (497, 793620), (630, 626078), (639, 617260), (710, 555534), (852, 462945), (994, 396810), (1065, 370356), (1260, 313039), (1278, 308630), (1420, 277767), (1491, 264540), (1988, 198405), (2130, 185178), (2485, 158724), (2556, 154315), (2982, 132270), (3195, 123452), (4260, 92589), (4409, 89460), (4473, 88180), (4970, 79362), (5964, 66135), (6390, 61726), (7455, 52908), (8818, 44730), (8946, 44090), (9940, 39681), (12780, 30863), (13227, 29820), (14910, 26454), (17636, 22365), (17892, 22045)]