About the Number

1377984980

1377984979 ← → 1377984981

2進数表記:1010010001000100110000111010100

漢数字表記:十三億七千七百九十八万四千九百八十

素因数分解:

2 2 × 5 1 × 17 1 × 67 1 × 241 1 × 251 1

素因数の和:585
約数の個数: 96
約数和(自身を含む): 3135065472
約数和(自身を除く): 1757080492

約数列:
[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 241, 251, 268, 335, 340, 482, 502, 670, 964, 1004, 1139, 1205, 1255, 1340, 2278, 2410, 2510, 4097, 4267, 4556, 4820, 5020, 5695, 8194, 8534, 11390, 16147, 16388, 16817, 17068, 20485, 21335, 22780, 32294, 33634, 40970, 42670, 60491, 64588, 67268, 80735, 81940, 84085, 85340, 120982, 161470, 168170, 241964, 274499, 285889, 302455, 322940, 336340, 548998, 571778, 604910, 1028347, 1097996, 1143556, 1209820, 1372495, 1429445, 2056694, 2744990, 2858890, 4052897, 4113388, 5141735, 5489980, 5717780, 8105794, 10283470, 16211588, 20264485, 20566940, 40528970, 68899249, 81057940, 137798498, 275596996, 344496245, 688992490, 1377984980]

約数ペア:
[(1, 1377984980), (2, 688992490), (4, 344496245), (5, 275596996), (10, 137798498), (17, 81057940), (20, 68899249), (34, 40528970), (67, 20566940), (68, 20264485), (85, 16211588), (134, 10283470), (170, 8105794), (241, 5717780), (251, 5489980), (268, 5141735), (335, 4113388), (340, 4052897), (482, 2858890), (502, 2744990), (670, 2056694), (964, 1429445), (1004, 1372495), (1139, 1209820), (1205, 1143556), (1255, 1097996), (1340, 1028347), (2278, 604910), (2410, 571778), (2510, 548998), (4097, 336340), (4267, 322940), (4556, 302455), (4820, 285889), (5020, 274499), (5695, 241964), (8194, 168170), (8534, 161470), (11390, 120982), (16147, 85340), (16388, 84085), (16817, 81940), (17068, 80735), (20485, 67268), (21335, 64588), (22780, 60491), (32294, 42670), (33634, 40970)]

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