123965135820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1045061}}^1$

素因数の和:1045735

約数の個数: 72

約数和(自身を含む): 376598542320

約数和(自身を除く): 252633406500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 659, 1318, 1977, 2636, 3295, 3954, 5931, 6590, 7908, 9885, 11862, 13180, 19770, 23724, 29655, 39540, 59310, 118620, 1045061, 2090122, 3135183, 4180244, 5225305, 6270366, 9405549, 10450610, 12540732, 15675915, 18811098, 20901220, 31351830, 37622196, 47027745, 62703660, 94055490, 188110980, 688695199, 1377390398, 2066085597, 2754780796, 3443475995, 4132171194, 6198256791, 6886951990, 8264342388, 10330427985, 12396513582, 13773903980, 20660855970, 24793027164, 30991283955, 41321711940, 61982567910, 123965135820]

約数ペア:

[(1, 123965135820), (2, 61982567910), (3, 41321711940), (4, 30991283955), (5, 24793027164), (6, 20660855970), (9, 13773903980), (10, 12396513582), (12, 10330427985), (15, 8264342388), (18, 6886951990), (20, 6198256791), (30, 4132171194), (36, 3443475995), (45, 2754780796), (60, 2066085597), (90, 1377390398), (180, 688695199), (659, 188110980), (1318, 94055490), (1977, 62703660), (2636, 47027745), (3295, 37622196), (3954, 31351830), (5931, 20901220), (6590, 18811098), (7908, 15675915), (9885, 12540732), (11862, 10450610), (13180, 9405549), (19770, 6270366), (23724, 5225305), (29655, 4180244), (39540, 3135183), (59310, 2090122), (118620, 1045061)]