72172944

素因数分解:

$2^4\times 3^5\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1019

約数の個数: 120

約数和(自身を含む): 220715040

約数和(自身を除く): 148542096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 304, 324, 342, 432, 456, 486, 513, 648, 684, 912, 972, 977, 1026, 1296, 1368, 1539, 1944, 1954, 2052, 2736, 2931, 3078, 3888, 3908, 4104, 4617, 5862, 6156, 7816, 8208, 8793, 9234, 11724, 12312, 15632, 17586, 18468, 18563, 23448, 24624, 26379, 35172, 36936, 37126, 46896, 52758, 55689, 70344, 73872, 74252, 79137, 105516, 111378, 140688, 148504, 158274, 167067, 211032, 222756, 237411, 297008, 316548, 334134, 422064, 445512, 474822, 501201, 633096, 668268, 891024, 949644, 1002402, 1266192, 1336536, 1503603, 1899288, 2004804, 2673072, 3007206, 3798576, 4009608, 4510809, 6014412, 8019216, 9021618, 12028824, 18043236, 24057648, 36086472, 72172944]

約数ペア:

[(1, 72172944), (2, 36086472), (3, 24057648), (4, 18043236), (6, 12028824), (8, 9021618), (9, 8019216), (12, 6014412), (16, 4510809), (18, 4009608), (19, 3798576), (24, 3007206), (27, 2673072), (36, 2004804), (38, 1899288), (48, 1503603), (54, 1336536), (57, 1266192), (72, 1002402), (76, 949644), (81, 891024), (108, 668268), (114, 633096), (144, 501201), (152, 474822), (162, 445512), (171, 422064), (216, 334134), (228, 316548), (243, 297008), (304, 237411), (324, 222756), (342, 211032), (432, 167067), (456, 158274), (486, 148504), (513, 140688), (648, 111378), (684, 105516), (912, 79137), (972, 74252), (977, 73872), (1026, 70344), (1296, 55689), (1368, 52758), (1539, 46896), (1944, 37126), (1954, 36936), (2052, 35172), (2736, 26379), (2931, 24624), (3078, 23448), (3888, 18563), (3908, 18468), (4104, 17586), (4617, 15632), (5862, 12312), (6156, 11724), (7816, 9234), (8208, 8793)]