About the Number

130028640

130028639 ← → 130028641

2進数表記:111110000000001010001100000

漢数字表記:一億三千二万八千六百四十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 38699 1

素因数の和:38724
約数の個数: 96
約数和(自身を含む): 468115200
約数和(自身を除く): 338086560

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 38699, 77398, 116097, 154796, 193495, 232194, 270893, 309592, 386990, 464388, 541786, 580485, 619184, 773980, 812679, 928776, 1083572, 1160970, 1238368, 1354465, 1547960, 1625358, 1857552, 2167144, 2321940, 2708930, 3095920, 3250716, 3715104, 4063395, 4334288, 4643880, 5417860, 6191840, 6501432, 8126790, 8668576, 9287760, 10835720, 13002864, 16253580, 18575520, 21671440, 26005728, 32507160, 43342880, 65014320, 130028640]

約数ペア:
[(1, 130028640), (2, 65014320), (3, 43342880), (4, 32507160), (5, 26005728), (6, 21671440), (7, 18575520), (8, 16253580), (10, 13002864), (12, 10835720), (14, 9287760), (15, 8668576), (16, 8126790), (20, 6501432), (21, 6191840), (24, 5417860), (28, 4643880), (30, 4334288), (32, 4063395), (35, 3715104), (40, 3250716), (42, 3095920), (48, 2708930), (56, 2321940), (60, 2167144), (70, 1857552), (80, 1625358), (84, 1547960), (96, 1354465), (105, 1238368), (112, 1160970), (120, 1083572), (140, 928776), (160, 812679), (168, 773980), (210, 619184), (224, 580485), (240, 541786), (280, 464388), (336, 386990), (420, 309592), (480, 270893), (560, 232194), (672, 193495), (840, 154796), (1120, 116097), (1680, 77398), (3360, 38699)]

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