About the Number

421538490

421538489 ← → 421538491

2進数表記:11001001000000010101010111010

漢数字表記:四億二千百五十三万八千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 29 1 × 373 1 × 433 1

素因数の和:848
約数の個数: 96
約数和(自身を含む): 1139458320
約数和(自身を除く): 717919830

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 373, 433, 435, 522, 746, 866, 870, 1119, 1299, 1305, 1865, 2165, 2238, 2598, 2610, 3357, 3730, 3897, 4330, 5595, 6495, 6714, 7794, 10817, 11190, 12557, 12990, 16785, 19485, 21634, 25114, 32451, 33570, 37671, 38970, 54085, 62785, 64902, 75342, 97353, 108170, 113013, 125570, 161509, 162255, 188355, 194706, 226026, 323018, 324510, 376710, 484527, 486765, 565065, 807545, 969054, 973530, 1130130, 1453581, 1615090, 2422635, 2907162, 4683761, 4845270, 7267905, 9367522, 14051283, 14535810, 23418805, 28102566, 42153849, 46837610, 70256415, 84307698, 140512830, 210769245, 421538490]

約数ペア:
[(1, 421538490), (2, 210769245), (3, 140512830), (5, 84307698), (6, 70256415), (9, 46837610), (10, 42153849), (15, 28102566), (18, 23418805), (29, 14535810), (30, 14051283), (45, 9367522), (58, 7267905), (87, 4845270), (90, 4683761), (145, 2907162), (174, 2422635), (261, 1615090), (290, 1453581), (373, 1130130), (433, 973530), (435, 969054), (522, 807545), (746, 565065), (866, 486765), (870, 484527), (1119, 376710), (1299, 324510), (1305, 323018), (1865, 226026), (2165, 194706), (2238, 188355), (2598, 162255), (2610, 161509), (3357, 125570), (3730, 113013), (3897, 108170), (4330, 97353), (5595, 75342), (6495, 64902), (6714, 62785), (7794, 54085), (10817, 38970), (11190, 37671), (12557, 33570), (12990, 32451), (16785, 25114), (19485, 21634)]

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