156534420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1502

約数の個数: 144

約数和(自身を含む): 523998720

約数和(自身を除く): 367464300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 196, 210, 222, 245, 259, 294, 370, 420, 444, 490, 518, 555, 588, 735, 740, 777, 980, 1036, 1110, 1295, 1439, 1470, 1554, 1813, 2220, 2590, 2878, 2940, 3108, 3626, 3885, 4317, 5180, 5439, 5756, 7195, 7252, 7770, 8634, 9065, 10073, 10878, 14390, 15540, 17268, 18130, 20146, 21585, 21756, 27195, 28780, 30219, 36260, 40292, 43170, 50365, 53243, 54390, 60438, 70511, 86340, 100730, 106486, 108780, 120876, 141022, 151095, 159729, 201460, 211533, 212972, 266215, 282044, 302190, 319458, 352555, 372701, 423066, 532430, 604380, 638916, 705110, 745402, 798645, 846132, 1057665, 1064860, 1118103, 1410220, 1490804, 1597290, 1863505, 2115330, 2236206, 2608907, 3194580, 3727010, 4230660, 4472412, 5217814, 5590515, 7454020, 7826721, 10435628, 11181030, 13044535, 15653442, 22362060, 26089070, 31306884, 39133605, 52178140, 78267210, 156534420]

約数ペア:

[(1, 156534420), (2, 78267210), (3, 52178140), (4, 39133605), (5, 31306884), (6, 26089070), (7, 22362060), (10, 15653442), (12, 13044535), (14, 11181030), (15, 10435628), (20, 7826721), (21, 7454020), (28, 5590515), (30, 5217814), (35, 4472412), (37, 4230660), (42, 3727010), (49, 3194580), (60, 2608907), (70, 2236206), (74, 2115330), (84, 1863505), (98, 1597290), (105, 1490804), (111, 1410220), (140, 1118103), (147, 1064860), (148, 1057665), (185, 846132), (196, 798645), (210, 745402), (222, 705110), (245, 638916), (259, 604380), (294, 532430), (370, 423066), (420, 372701), (444, 352555), (490, 319458), (518, 302190), (555, 282044), (588, 266215), (735, 212972), (740, 211533), (777, 201460), (980, 159729), (1036, 151095), (1110, 141022), (1295, 120876), (1439, 108780), (1470, 106486), (1554, 100730), (1813, 86340), (2220, 70511), (2590, 60438), (2878, 54390), (2940, 53243), (3108, 50365), (3626, 43170), (3885, 40292), (4317, 36260), (5180, 30219), (5439, 28780), (5756, 27195), (7195, 21756), (7252, 21585), (7770, 20146), (8634, 18130), (9065, 17268), (10073, 15540), (10878, 14390)]