About the Number

30723480

30723479 ← → 30723481

2進数表記:1110101001100110110011000

漢数字表記:三千七十二万三千四百八十

素因数分解:

2 3 × 3 2 × 5 1 × 31 1 × 2753 1

素因数の和:2801
約数の個数: 96
約数和(自身を含む): 103109760
約数和(自身を除く): 72386280

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2753, 2790, 3720, 5506, 5580, 8259, 11012, 11160, 13765, 16518, 22024, 24777, 27530, 33036, 41295, 49554, 55060, 66072, 82590, 85343, 99108, 110120, 123885, 165180, 170686, 198216, 247770, 256029, 330360, 341372, 426715, 495540, 512058, 682744, 768087, 853430, 991080, 1024116, 1280145, 1536174, 1706860, 2048232, 2560290, 3072348, 3413720, 3840435, 5120580, 6144696, 7680870, 10241160, 15361740, 30723480]

約数ペア:
[(1, 30723480), (2, 15361740), (3, 10241160), (4, 7680870), (5, 6144696), (6, 5120580), (8, 3840435), (9, 3413720), (10, 3072348), (12, 2560290), (15, 2048232), (18, 1706860), (20, 1536174), (24, 1280145), (30, 1024116), (31, 991080), (36, 853430), (40, 768087), (45, 682744), (60, 512058), (62, 495540), (72, 426715), (90, 341372), (93, 330360), (120, 256029), (124, 247770), (155, 198216), (180, 170686), (186, 165180), (248, 123885), (279, 110120), (310, 99108), (360, 85343), (372, 82590), (465, 66072), (558, 55060), (620, 49554), (744, 41295), (930, 33036), (1116, 27530), (1240, 24777), (1395, 22024), (1860, 16518), (2232, 13765), (2753, 11160), (2790, 11012), (3720, 8259), (5506, 5580)]

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