123961760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1066

約数の個数: 96

約数和(自身を含む): 320885712

約数和(自身を除く): 196923952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 416, 488, 520, 610, 793, 976, 977, 1040, 1220, 1586, 1952, 1954, 2080, 2440, 3172, 3908, 3965, 4880, 4885, 6344, 7816, 7930, 9760, 9770, 12688, 12701, 15632, 15860, 19540, 25376, 25402, 31264, 31720, 39080, 50804, 59597, 63440, 63505, 78160, 101608, 119194, 126880, 127010, 156320, 203216, 238388, 254020, 297985, 406432, 476776, 508040, 595970, 774761, 953552, 1016080, 1191940, 1549522, 1907104, 2032160, 2383880, 3099044, 3873805, 4767760, 6198088, 7747610, 9535520, 12396176, 15495220, 24792352, 30990440, 61980880, 123961760]

約数ペア:

[(1, 123961760), (2, 61980880), (4, 30990440), (5, 24792352), (8, 15495220), (10, 12396176), (13, 9535520), (16, 7747610), (20, 6198088), (26, 4767760), (32, 3873805), (40, 3099044), (52, 2383880), (61, 2032160), (65, 1907104), (80, 1549522), (104, 1191940), (122, 1016080), (130, 953552), (160, 774761), (208, 595970), (244, 508040), (260, 476776), (305, 406432), (416, 297985), (488, 254020), (520, 238388), (610, 203216), (793, 156320), (976, 127010), (977, 126880), (1040, 119194), (1220, 101608), (1586, 78160), (1952, 63505), (1954, 63440), (2080, 59597), (2440, 50804), (3172, 39080), (3908, 31720), (3965, 31264), (4880, 25402), (4885, 25376), (6344, 19540), (7816, 15860), (7930, 15632), (9760, 12701), (9770, 12688)]