1228616456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1\times {\mathrm{307}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 2464862400

約数和(自身を除く): 1236245944

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 226, 233, 307, 452, 466, 614, 904, 932, 1228, 1864, 2147, 2456, 4294, 4427, 5833, 8588, 8854, 11666, 17176, 17708, 23332, 26329, 34691, 35416, 46664, 52658, 69382, 71531, 105316, 138764, 143062, 210632, 277528, 286124, 500251, 572248, 659129, 1000502, 1318258, 1359089, 2001004, 2636516, 2718178, 4002008, 5273032, 5436356, 8083003, 10872712, 16166006, 32332012, 64664024, 153577057, 307154114, 614308228, 1228616456]

約数ペア:

[(1, 1228616456), (2, 614308228), (4, 307154114), (8, 153577057), (19, 64664024), (38, 32332012), (76, 16166006), (113, 10872712), (152, 8083003), (226, 5436356), (233, 5273032), (307, 4002008), (452, 2718178), (466, 2636516), (614, 2001004), (904, 1359089), (932, 1318258), (1228, 1000502), (1864, 659129), (2147, 572248), (2456, 500251), (4294, 286124), (4427, 277528), (5833, 210632), (8588, 143062), (8854, 138764), (11666, 105316), (17176, 71531), (17708, 69382), (23332, 52658), (26329, 46664), (34691, 35416)]