About the Number

120872100

120872099 ← → 120872101

2進数表記:111001101000101110010100100

漢数字表記:一億二千八十七万二千百

素因数分解:

2 2 × 3 1 × 5 2 × 31 1 × 41 1 × 317 1

素因数の和:406
約数の個数: 144
約数和(自身を含む): 370976256
約数和(自身を除く): 250104156

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 41, 50, 60, 62, 75, 82, 93, 100, 123, 124, 150, 155, 164, 186, 205, 246, 300, 310, 317, 372, 410, 465, 492, 615, 620, 634, 775, 820, 930, 951, 1025, 1230, 1268, 1271, 1550, 1585, 1860, 1902, 2050, 2325, 2460, 2542, 3075, 3100, 3170, 3804, 3813, 4100, 4650, 4755, 5084, 6150, 6340, 6355, 7626, 7925, 9300, 9510, 9827, 12300, 12710, 12997, 15252, 15850, 19020, 19065, 19654, 23775, 25420, 25994, 29481, 31700, 31775, 38130, 38991, 39308, 47550, 49135, 51988, 58962, 63550, 64985, 76260, 77982, 95100, 95325, 98270, 117924, 127100, 129970, 147405, 155964, 190650, 194955, 196540, 245675, 259940, 294810, 324925, 381300, 389910, 402907, 491350, 589620, 649850, 737025, 779820, 805814, 974775, 982700, 1208721, 1299700, 1474050, 1611628, 1949550, 2014535, 2417442, 2948100, 3899100, 4029070, 4834884, 6043605, 8058140, 10072675, 12087210, 20145350, 24174420, 30218025, 40290700, 60436050, 120872100]

約数ペア:
[(1, 120872100), (2, 60436050), (3, 40290700), (4, 30218025), (5, 24174420), (6, 20145350), (10, 12087210), (12, 10072675), (15, 8058140), (20, 6043605), (25, 4834884), (30, 4029070), (31, 3899100), (41, 2948100), (50, 2417442), (60, 2014535), (62, 1949550), (75, 1611628), (82, 1474050), (93, 1299700), (100, 1208721), (123, 982700), (124, 974775), (150, 805814), (155, 779820), (164, 737025), (186, 649850), (205, 589620), (246, 491350), (300, 402907), (310, 389910), (317, 381300), (372, 324925), (410, 294810), (465, 259940), (492, 245675), (615, 196540), (620, 194955), (634, 190650), (775, 155964), (820, 147405), (930, 129970), (951, 127100), (1025, 117924), (1230, 98270), (1268, 95325), (1271, 95100), (1550, 77982), (1585, 76260), (1860, 64985), (1902, 63550), (2050, 58962), (2325, 51988), (2460, 49135), (2542, 47550), (3075, 39308), (3100, 38991), (3170, 38130), (3804, 31775), (3813, 31700), (4100, 29481), (4650, 25994), (4755, 25420), (5084, 23775), (6150, 19654), (6340, 19065), (6355, 19020), (7626, 15850), (7925, 15252), (9300, 12997), (9510, 12710), (9827, 12300)]

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