About the Number

130988640

130988639 ← → 130988641

2進数表記:111110011101011101001100000

漢数字表記:一億三千九十八万八千六百四十

素因数分解:

2 5 × 3 1 × 5 1 × 31 1 × 8803 1

素因数の和:8852
約数の個数: 96
約数和(自身を含む): 425972736
約数和(自身を除く): 294984096

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 8803, 14880, 17606, 26409, 35212, 44015, 52818, 70424, 88030, 105636, 132045, 140848, 176060, 211272, 264090, 272893, 281696, 352120, 422544, 528180, 545786, 704240, 818679, 845088, 1056360, 1091572, 1364465, 1408480, 1637358, 2112720, 2183144, 2728930, 3274716, 4093395, 4225440, 4366288, 5457860, 6549432, 8186790, 8732576, 10915720, 13098864, 16373580, 21831440, 26197728, 32747160, 43662880, 65494320, 130988640]

約数ペア:
[(1, 130988640), (2, 65494320), (3, 43662880), (4, 32747160), (5, 26197728), (6, 21831440), (8, 16373580), (10, 13098864), (12, 10915720), (15, 8732576), (16, 8186790), (20, 6549432), (24, 5457860), (30, 4366288), (31, 4225440), (32, 4093395), (40, 3274716), (48, 2728930), (60, 2183144), (62, 2112720), (80, 1637358), (93, 1408480), (96, 1364465), (120, 1091572), (124, 1056360), (155, 845088), (160, 818679), (186, 704240), (240, 545786), (248, 528180), (310, 422544), (372, 352120), (465, 281696), (480, 272893), (496, 264090), (620, 211272), (744, 176060), (930, 140848), (992, 132045), (1240, 105636), (1488, 88030), (1860, 70424), (2480, 52818), (2976, 44015), (3720, 35212), (4960, 26409), (7440, 17606), (8803, 14880)]

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