388933440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1925

約数の個数: 224

約数和(自身を含む): 1457577984

約数和(自身を除く): 1068644544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1867, 1984, 2170, 2240, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 3734, 4340, 4960, 5208, 5601, 5952, 6510, 6720, 6944, 7440, 7468, 8680, 9335, 9920, 10416, 11202, 13020, 13069, 13888, 14880, 14936, 17360, 18670, 20832, 22404, 26040, 26138, 28005, 29760, 29872, 34720, 37340, 39207, 41664, 44808, 52080, 52276, 56010, 57877, 59744, 65345, 69440, 74680, 78414, 89616, 104160, 104552, 112020, 115754, 119488, 130690, 149360, 156828, 173631, 179232, 196035, 208320, 209104, 224040, 231508, 261380, 289385, 298720, 313656, 347262, 358464, 392070, 405139, 418208, 448080, 463016, 522760, 578770, 597440, 627312, 694524, 784140, 810278, 836416, 868155, 896160, 926032, 1045520, 1157540, 1215417, 1254624, 1389048, 1568280, 1620556, 1736310, 1792320, 1852064, 2025695, 2091040, 2315080, 2430834, 2509248, 2778096, 3136560, 3241112, 3472620, 3704128, 4051390, 4182080, 4630160, 4861668, 5556192, 6077085, 6273120, 6482224, 6945240, 8102780, 9260320, 9723336, 11112384, 12154170, 12546240, 12964448, 13890480, 16205560, 18520640, 19446672, 24308340, 25928896, 27780960, 32411120, 38893344, 48616680, 55561920, 64822240, 77786688, 97233360, 129644480, 194466720, 388933440]

約数ペア:

[(1, 388933440), (2, 194466720), (3, 129644480), (4, 97233360), (5, 77786688), (6, 64822240), (7, 55561920), (8, 48616680), (10, 38893344), (12, 32411120), (14, 27780960), (15, 25928896), (16, 24308340), (20, 19446672), (21, 18520640), (24, 16205560), (28, 13890480), (30, 12964448), (31, 12546240), (32, 12154170), (35, 11112384), (40, 9723336), (42, 9260320), (48, 8102780), (56, 6945240), (60, 6482224), (62, 6273120), (64, 6077085), (70, 5556192), (80, 4861668), (84, 4630160), (93, 4182080), (96, 4051390), (105, 3704128), (112, 3472620), (120, 3241112), (124, 3136560), (140, 2778096), (155, 2509248), (160, 2430834), (168, 2315080), (186, 2091040), (192, 2025695), (210, 1852064), (217, 1792320), (224, 1736310), (240, 1620556), (248, 1568280), (280, 1389048), (310, 1254624), (320, 1215417), (336, 1157540), (372, 1045520), (420, 926032), (434, 896160), (448, 868155), (465, 836416), (480, 810278), (496, 784140), (560, 694524), (620, 627312), (651, 597440), (672, 578770), (744, 522760), (840, 463016), (868, 448080), (930, 418208), (960, 405139), (992, 392070), (1085, 358464), (1120, 347262), (1240, 313656), (1302, 298720), (1344, 289385), (1488, 261380), (1680, 231508), (1736, 224040), (1860, 209104), (1867, 208320), (1984, 196035), (2170, 179232), (2240, 173631), (2480, 156828), (2604, 149360), (2976, 130690), (3255, 119488), (3360, 115754), (3472, 112020), (3720, 104552), (3734, 104160), (4340, 89616), (4960, 78414), (5208, 74680), (5601, 69440), (5952, 65345), (6510, 59744), (6720, 57877), (6944, 56010), (7440, 52276), (7468, 52080), (8680, 44808), (9335, 41664), (9920, 39207), (10416, 37340), (11202, 34720), (13020, 29872), (13069, 29760), (13888, 28005), (14880, 26138), (14936, 26040), (17360, 22404), (18670, 20832)]