About the Number

172901400

172901399 ← → 172901401

2進数表記:1010010011100100010000011000

漢数字表記:一億七千二百九十万千四百

素因数分解:

2 3 × 3 1 × 5 2 × 7 2 × 5881 1

素因数の和:5914
約数の個数: 144
約数和(自身を含む): 623609640
約数和(自身を除く): 450708240

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2940, 3675, 4200, 4900, 5880, 5881, 7350, 9800, 11762, 14700, 17643, 23524, 29400, 29405, 35286, 41167, 47048, 58810, 70572, 82334, 88215, 117620, 123501, 141144, 147025, 164668, 176430, 205835, 235240, 247002, 288169, 294050, 329336, 352860, 411670, 441075, 494004, 576338, 588100, 617505, 705720, 823340, 864507, 882150, 988008, 1029175, 1152676, 1176200, 1235010, 1440845, 1646680, 1729014, 1764300, 2058350, 2305352, 2470020, 2881690, 3087525, 3458028, 3528600, 4116700, 4322535, 4940040, 5763380, 6175050, 6916056, 7204225, 8233400, 8645070, 11526760, 12350100, 14408450, 17290140, 21612675, 24700200, 28816900, 34580280, 43225350, 57633800, 86450700, 172901400]

約数ペア:
[(1, 172901400), (2, 86450700), (3, 57633800), (4, 43225350), (5, 34580280), (6, 28816900), (7, 24700200), (8, 21612675), (10, 17290140), (12, 14408450), (14, 12350100), (15, 11526760), (20, 8645070), (21, 8233400), (24, 7204225), (25, 6916056), (28, 6175050), (30, 5763380), (35, 4940040), (40, 4322535), (42, 4116700), (49, 3528600), (50, 3458028), (56, 3087525), (60, 2881690), (70, 2470020), (75, 2305352), (84, 2058350), (98, 1764300), (100, 1729014), (105, 1646680), (120, 1440845), (140, 1235010), (147, 1176200), (150, 1152676), (168, 1029175), (175, 988008), (196, 882150), (200, 864507), (210, 823340), (245, 705720), (280, 617505), (294, 588100), (300, 576338), (350, 494004), (392, 441075), (420, 411670), (490, 352860), (525, 329336), (588, 294050), (600, 288169), (700, 247002), (735, 235240), (840, 205835), (980, 176430), (1050, 164668), (1176, 147025), (1225, 141144), (1400, 123501), (1470, 117620), (1960, 88215), (2100, 82334), (2450, 70572), (2940, 58810), (3675, 47048), (4200, 41167), (4900, 35286), (5880, 29405), (5881, 29400), (7350, 23524), (9800, 17643), (11762, 14700)]

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