About the Number

72508740

72508739 ← → 72508741

2進数表記:100010100100110010101000100

漢数字表記:七千二百五十万八千七百四十

素因数分解:

2 2 × 3 1 × 5 1 × 17 1 × 67 1 × 1061 1

素因数の和:1157
約数の個数: 96
約数和(自身を含む): 218381184
約数和(自身を除く): 145872444

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 67, 68, 85, 102, 134, 170, 201, 204, 255, 268, 335, 340, 402, 510, 670, 804, 1005, 1020, 1061, 1139, 1340, 2010, 2122, 2278, 3183, 3417, 4020, 4244, 4556, 5305, 5695, 6366, 6834, 10610, 11390, 12732, 13668, 15915, 17085, 18037, 21220, 22780, 31830, 34170, 36074, 54111, 63660, 68340, 71087, 72148, 90185, 108222, 142174, 180370, 213261, 216444, 270555, 284348, 355435, 360740, 426522, 541110, 710870, 853044, 1066305, 1082220, 1208479, 1421740, 2132610, 2416958, 3625437, 4265220, 4833916, 6042395, 7250874, 12084790, 14501748, 18127185, 24169580, 36254370, 72508740]

約数ペア:
[(1, 72508740), (2, 36254370), (3, 24169580), (4, 18127185), (5, 14501748), (6, 12084790), (10, 7250874), (12, 6042395), (15, 4833916), (17, 4265220), (20, 3625437), (30, 2416958), (34, 2132610), (51, 1421740), (60, 1208479), (67, 1082220), (68, 1066305), (85, 853044), (102, 710870), (134, 541110), (170, 426522), (201, 360740), (204, 355435), (255, 284348), (268, 270555), (335, 216444), (340, 213261), (402, 180370), (510, 142174), (670, 108222), (804, 90185), (1005, 72148), (1020, 71087), (1061, 68340), (1139, 63660), (1340, 54111), (2010, 36074), (2122, 34170), (2278, 31830), (3183, 22780), (3417, 21220), (4020, 18037), (4244, 17085), (4556, 15915), (5305, 13668), (5695, 12732), (6366, 11390), (6834, 10610)]

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