15240420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 51649920

約数和(自身を除く): 36409500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 167, 169, 180, 195, 234, 260, 270, 334, 338, 351, 390, 468, 501, 507, 540, 585, 668, 676, 702, 780, 835, 845, 1002, 1014, 1170, 1404, 1503, 1521, 1670, 1690, 1755, 2004, 2028, 2171, 2340, 2505, 2535, 3006, 3042, 3340, 3380, 3510, 4342, 4509, 4563, 5010, 5070, 6012, 6084, 6513, 7020, 7515, 7605, 8684, 9018, 9126, 10020, 10140, 10855, 13026, 15030, 15210, 18036, 18252, 19539, 21710, 22545, 22815, 26052, 28223, 30060, 30420, 32565, 39078, 43420, 45090, 45630, 56446, 58617, 65130, 78156, 84669, 90180, 91260, 97695, 112892, 117234, 130260, 141115, 169338, 195390, 234468, 254007, 282230, 293085, 338676, 390780, 423345, 508014, 564460, 586170, 762021, 846690, 1016028, 1172340, 1270035, 1524042, 1693380, 2540070, 3048084, 3810105, 5080140, 7620210, 15240420]

約数ペア:

[(1, 15240420), (2, 7620210), (3, 5080140), (4, 3810105), (5, 3048084), (6, 2540070), (9, 1693380), (10, 1524042), (12, 1270035), (13, 1172340), (15, 1016028), (18, 846690), (20, 762021), (26, 586170), (27, 564460), (30, 508014), (36, 423345), (39, 390780), (45, 338676), (52, 293085), (54, 282230), (60, 254007), (65, 234468), (78, 195390), (90, 169338), (108, 141115), (117, 130260), (130, 117234), (135, 112892), (156, 97695), (167, 91260), (169, 90180), (180, 84669), (195, 78156), (234, 65130), (260, 58617), (270, 56446), (334, 45630), (338, 45090), (351, 43420), (390, 39078), (468, 32565), (501, 30420), (507, 30060), (540, 28223), (585, 26052), (668, 22815), (676, 22545), (702, 21710), (780, 19539), (835, 18252), (845, 18036), (1002, 15210), (1014, 15030), (1170, 13026), (1404, 10855), (1503, 10140), (1521, 10020), (1670, 9126), (1690, 9018), (1755, 8684), (2004, 7605), (2028, 7515), (2171, 7020), (2340, 6513), (2505, 6084), (2535, 6012), (3006, 5070), (3042, 5010), (3340, 4563), (3380, 4509), (3510, 4342)]