40123980

素因数分解:

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

素因数の和:1360

約数の個数: 108

約数和(自身を含む): 131891760

約数和(自身を除く): 91767780

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, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 1014, 1170, 1319, 1521, 1690, 2028, 2340, 2535, 2638, 3042, 3380, 3957, 5070, 5276, 6084, 6595, 7605, 7914, 10140, 11871, 13190, 15210, 15828, 17147, 19785, 23742, 26380, 30420, 34294, 39570, 47484, 51441, 59355, 68588, 79140, 85735, 102882, 118710, 154323, 171470, 205764, 222911, 237420, 257205, 308646, 342940, 445822, 514410, 617292, 668733, 771615, 891644, 1028820, 1114555, 1337466, 1543230, 2006199, 2229110, 2674932, 3086460, 3343665, 4012398, 4458220, 6687330, 8024796, 10030995, 13374660, 20061990, 40123980]

約数ペア:

[(1, 40123980), (2, 20061990), (3, 13374660), (4, 10030995), (5, 8024796), (6, 6687330), (9, 4458220), (10, 4012398), (12, 3343665), (13, 3086460), (15, 2674932), (18, 2229110), (20, 2006199), (26, 1543230), (30, 1337466), (36, 1114555), (39, 1028820), (45, 891644), (52, 771615), (60, 668733), (65, 617292), (78, 514410), (90, 445822), (117, 342940), (130, 308646), (156, 257205), (169, 237420), (180, 222911), (195, 205764), (234, 171470), (260, 154323), (338, 118710), (390, 102882), (468, 85735), (507, 79140), (585, 68588), (676, 59355), (780, 51441), (845, 47484), (1014, 39570), (1170, 34294), (1319, 30420), (1521, 26380), (1690, 23742), (2028, 19785), (2340, 17147), (2535, 15828), (2638, 15210), (3042, 13190), (3380, 11871), (3957, 10140), (5070, 7914), (5276, 7605), (6084, 6595)]