1225324620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1319}}^1$

素因数の和:1744

約数の個数: 144

約数和(自身を含む): 4015851840

約数和(自身を除く): 2790527220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 397, 468, 585, 780, 794, 1170, 1191, 1319, 1588, 1985, 2340, 2382, 2638, 3573, 3957, 3970, 4764, 5161, 5276, 5955, 6595, 7146, 7914, 7940, 10322, 11871, 11910, 13190, 14292, 15483, 15828, 17147, 17865, 19785, 20644, 23742, 23820, 25805, 26380, 30966, 34294, 35730, 39570, 46449, 47484, 51441, 51610, 59355, 61932, 68588, 71460, 77415, 79140, 85735, 92898, 102882, 103220, 118710, 154323, 154830, 171470, 185796, 205764, 232245, 237420, 257205, 308646, 309660, 342940, 464490, 514410, 523643, 617292, 771615, 928980, 1028820, 1047286, 1543230, 1570929, 2094572, 2618215, 3086460, 3141858, 4712787, 5236430, 6283716, 6807359, 7854645, 9425574, 10472860, 13614718, 15709290, 18851148, 20422077, 23563935, 27229436, 31418580, 34036795, 40844154, 47127870, 61266231, 68073590, 81688308, 94255740, 102110385, 122532462, 136147180, 204220770, 245064924, 306331155, 408441540, 612662310, 1225324620]

約数ペア:

[(1, 1225324620), (2, 612662310), (3, 408441540), (4, 306331155), (5, 245064924), (6, 204220770), (9, 136147180), (10, 122532462), (12, 102110385), (13, 94255740), (15, 81688308), (18, 68073590), (20, 61266231), (26, 47127870), (30, 40844154), (36, 34036795), (39, 31418580), (45, 27229436), (52, 23563935), (60, 20422077), (65, 18851148), (78, 15709290), (90, 13614718), (117, 10472860), (130, 9425574), (156, 7854645), (180, 6807359), (195, 6283716), (234, 5236430), (260, 4712787), (390, 3141858), (397, 3086460), (468, 2618215), (585, 2094572), (780, 1570929), (794, 1543230), (1170, 1047286), (1191, 1028820), (1319, 928980), (1588, 771615), (1985, 617292), (2340, 523643), (2382, 514410), (2638, 464490), (3573, 342940), (3957, 309660), (3970, 308646), (4764, 257205), (5161, 237420), (5276, 232245), (5955, 205764), (6595, 185796), (7146, 171470), (7914, 154830), (7940, 154323), (10322, 118710), (11871, 103220), (11910, 102882), (13190, 92898), (14292, 85735), (15483, 79140), (15828, 77415), (17147, 71460), (17865, 68588), (19785, 61932), (20644, 59355), (23742, 51610), (23820, 51441), (25805, 47484), (26380, 46449), (30966, 39570), (34294, 35730)]