248908140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 860606208

約数和(自身を除く): 611698068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 53, 54, 60, 65, 78, 81, 90, 106, 108, 117, 130, 135, 156, 159, 162, 180, 195, 212, 223, 234, 260, 265, 270, 318, 324, 351, 390, 405, 446, 468, 477, 530, 540, 585, 636, 669, 689, 702, 780, 795, 810, 892, 954, 1053, 1060, 1115, 1170, 1338, 1378, 1404, 1431, 1590, 1620, 1755, 1908, 2007, 2067, 2106, 2230, 2340, 2385, 2676, 2756, 2862, 2899, 3180, 3345, 3445, 3510, 4014, 4134, 4212, 4293, 4460, 4770, 5265, 5724, 5798, 6021, 6201, 6690, 6890, 7020, 7155, 8028, 8268, 8586, 8697, 9540, 10035, 10335, 10530, 11596, 11819, 12042, 12402, 13380, 13780, 14310, 14495, 17172, 17394, 18063, 18603, 20070, 20670, 21060, 21465, 23638, 24084, 24804, 26091, 28620, 28990, 30105, 31005, 34788, 35457, 36126, 37206, 40140, 41340, 42930, 43485, 47276, 52182, 55809, 57980, 59095, 60210, 62010, 70914, 72252, 74412, 78273, 85860, 86970, 90315, 93015, 104364, 106371, 111618, 118190, 120420, 124020, 130455, 141828, 153647, 156546, 173940, 177285, 180630, 186030, 212742, 223236, 234819, 236380, 260910, 279045, 307294, 313092, 319113, 354570, 361260, 372060, 391365, 425484, 460941, 469638, 521820, 531855, 558090, 614588, 638226, 709140, 768235, 782730, 921882, 939276, 957339, 1063710, 1116180, 1174095, 1276452, 1382823, 1536470, 1565460, 1595565, 1843764, 1914678, 2127420, 2304705, 2348190, 2765646, 3072940, 3191130, 3829356, 4148469, 4609410, 4696380, 4786695, 5531292, 6382260, 6914115, 8296938, 9218820, 9573390, 12445407, 13828230, 16593876, 19146780, 20742345, 24890814, 27656460, 41484690, 49781628, 62227035, 82969380, 124454070, 248908140]

約数ペア:

[(1, 248908140), (2, 124454070), (3, 82969380), (4, 62227035), (5, 49781628), (6, 41484690), (9, 27656460), (10, 24890814), (12, 20742345), (13, 19146780), (15, 16593876), (18, 13828230), (20, 12445407), (26, 9573390), (27, 9218820), (30, 8296938), (36, 6914115), (39, 6382260), (45, 5531292), (52, 4786695), (53, 4696380), (54, 4609410), (60, 4148469), (65, 3829356), (78, 3191130), (81, 3072940), (90, 2765646), (106, 2348190), (108, 2304705), (117, 2127420), (130, 1914678), (135, 1843764), (156, 1595565), (159, 1565460), (162, 1536470), (180, 1382823), (195, 1276452), (212, 1174095), (223, 1116180), (234, 1063710), (260, 957339), (265, 939276), (270, 921882), (318, 782730), (324, 768235), (351, 709140), (390, 638226), (405, 614588), (446, 558090), (468, 531855), (477, 521820), (530, 469638), (540, 460941), (585, 425484), (636, 391365), (669, 372060), (689, 361260), (702, 354570), (780, 319113), (795, 313092), (810, 307294), (892, 279045), (954, 260910), (1053, 236380), (1060, 234819), (1115, 223236), (1170, 212742), (1338, 186030), (1378, 180630), (1404, 177285), (1431, 173940), (1590, 156546), (1620, 153647), (1755, 141828), (1908, 130455), (2007, 124020), (2067, 120420), (2106, 118190), (2230, 111618), (2340, 106371), (2385, 104364), (2676, 93015), (2756, 90315), (2862, 86970), (2899, 85860), (3180, 78273), (3345, 74412), (3445, 72252), (3510, 70914), (4014, 62010), (4134, 60210), (4212, 59095), (4293, 57980), (4460, 55809), (4770, 52182), (5265, 47276), (5724, 43485), (5798, 42930), (6021, 41340), (6201, 40140), (6690, 37206), (6890, 36126), (7020, 35457), (7155, 34788), (8028, 31005), (8268, 30105), (8586, 28990), (8697, 28620), (9540, 26091), (10035, 24804), (10335, 24084), (10530, 23638), (11596, 21465), (11819, 21060), (12042, 20670), (12402, 20070), (13380, 18603), (13780, 18063), (14310, 17394), (14495, 17172)]