72878260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1741}}^1$

素因数の和:1793

約数の個数: 96

約数和(自身を含む): 196664832

約数和(自身を除く): 123786572

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 598, 644, 805, 910, 1196, 1495, 1610, 1741, 1820, 2093, 2990, 3220, 3482, 4186, 5980, 6964, 8372, 8705, 10465, 12187, 17410, 20930, 22633, 24374, 34820, 40043, 41860, 45266, 48748, 60935, 80086, 90532, 113165, 121870, 158431, 160172, 200215, 226330, 243740, 280301, 316862, 400430, 452660, 520559, 560602, 633724, 792155, 800860, 1041118, 1121204, 1401505, 1584310, 2082236, 2602795, 2803010, 3168620, 3643913, 5205590, 5606020, 7287826, 10411180, 14575652, 18219565, 36439130, 72878260]

約数ペア:

[(1, 72878260), (2, 36439130), (4, 18219565), (5, 14575652), (7, 10411180), (10, 7287826), (13, 5606020), (14, 5205590), (20, 3643913), (23, 3168620), (26, 2803010), (28, 2602795), (35, 2082236), (46, 1584310), (52, 1401505), (65, 1121204), (70, 1041118), (91, 800860), (92, 792155), (115, 633724), (130, 560602), (140, 520559), (161, 452660), (182, 400430), (230, 316862), (260, 280301), (299, 243740), (322, 226330), (364, 200215), (455, 160172), (460, 158431), (598, 121870), (644, 113165), (805, 90532), (910, 80086), (1196, 60935), (1495, 48748), (1610, 45266), (1741, 41860), (1820, 40043), (2093, 34820), (2990, 24374), (3220, 22633), (3482, 20930), (4186, 17410), (5980, 12187), (6964, 10465), (8372, 8705)]