178810320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:509

約数の個数: 160

約数和(自身を含む): 601961472

約数和(自身を除く): 423151152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 223, 240, 257, 260, 312, 390, 446, 514, 520, 624, 669, 771, 780, 892, 1028, 1040, 1115, 1285, 1338, 1542, 1560, 1784, 2056, 2230, 2570, 2676, 2899, 3084, 3120, 3341, 3345, 3568, 3855, 4112, 4460, 5140, 5352, 5798, 6168, 6682, 6690, 7710, 8697, 8920, 10023, 10280, 10704, 11596, 12336, 13364, 13380, 14495, 15420, 16705, 17394, 17840, 20046, 20560, 23192, 26728, 26760, 28990, 30840, 33410, 34788, 40092, 43485, 46384, 50115, 53456, 53520, 57311, 57980, 61680, 66820, 69576, 80184, 86970, 100230, 114622, 115960, 133640, 139152, 160368, 171933, 173940, 200460, 229244, 231920, 267280, 286555, 343866, 347880, 400920, 458488, 573110, 687732, 695760, 745043, 801840, 859665, 916976, 1146220, 1375464, 1490086, 1719330, 2235129, 2292440, 2750928, 2980172, 3438660, 3725215, 4470258, 4584880, 5960344, 6877320, 7450430, 8940516, 11175645, 11920688, 13754640, 14900860, 17881032, 22351290, 29801720, 35762064, 44702580, 59603440, 89405160, 178810320]

約数ペア:

[(1, 178810320), (2, 89405160), (3, 59603440), (4, 44702580), (5, 35762064), (6, 29801720), (8, 22351290), (10, 17881032), (12, 14900860), (13, 13754640), (15, 11920688), (16, 11175645), (20, 8940516), (24, 7450430), (26, 6877320), (30, 5960344), (39, 4584880), (40, 4470258), (48, 3725215), (52, 3438660), (60, 2980172), (65, 2750928), (78, 2292440), (80, 2235129), (104, 1719330), (120, 1490086), (130, 1375464), (156, 1146220), (195, 916976), (208, 859665), (223, 801840), (240, 745043), (257, 695760), (260, 687732), (312, 573110), (390, 458488), (446, 400920), (514, 347880), (520, 343866), (624, 286555), (669, 267280), (771, 231920), (780, 229244), (892, 200460), (1028, 173940), (1040, 171933), (1115, 160368), (1285, 139152), (1338, 133640), (1542, 115960), (1560, 114622), (1784, 100230), (2056, 86970), (2230, 80184), (2570, 69576), (2676, 66820), (2899, 61680), (3084, 57980), (3120, 57311), (3341, 53520), (3345, 53456), (3568, 50115), (3855, 46384), (4112, 43485), (4460, 40092), (5140, 34788), (5352, 33410), (5798, 30840), (6168, 28990), (6682, 26760), (6690, 26728), (7710, 23192), (8697, 20560), (8920, 20046), (10023, 17840), (10280, 17394), (10704, 16705), (11596, 15420), (12336, 14495), (13364, 13380)]