318878280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{18077}}^1$

素因数の和:18108

約数の個数: 144

約数和(自身を含む): 1205621820

約数和(自身を除く): 886743540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 18077, 36154, 54231, 72308, 90385, 108462, 126539, 144616, 162693, 180770, 216924, 253078, 271155, 325386, 361540, 379617, 433848, 506156, 542310, 632695, 650772, 723080, 759234, 813465, 885773, 1012312, 1084620, 1138851, 1265390, 1301544, 1518468, 1626930, 1771546, 1898085, 2169240, 2277702, 2530780, 2657319, 3036936, 3253860, 3543092, 3796170, 4428865, 4555404, 5061560, 5314638, 5694255, 6507720, 7086184, 7592340, 7971957, 8857730, 9110808, 10629276, 11388510, 13286595, 15184680, 15943914, 17715460, 21258552, 22777020, 26573190, 31887828, 35430920, 39859785, 45554040, 53146380, 63775656, 79719570, 106292760, 159439140, 318878280]

約数ペア:

[(1, 318878280), (2, 159439140), (3, 106292760), (4, 79719570), (5, 63775656), (6, 53146380), (7, 45554040), (8, 39859785), (9, 35430920), (10, 31887828), (12, 26573190), (14, 22777020), (15, 21258552), (18, 17715460), (20, 15943914), (21, 15184680), (24, 13286595), (28, 11388510), (30, 10629276), (35, 9110808), (36, 8857730), (40, 7971957), (42, 7592340), (45, 7086184), (49, 6507720), (56, 5694255), (60, 5314638), (63, 5061560), (70, 4555404), (72, 4428865), (84, 3796170), (90, 3543092), (98, 3253860), (105, 3036936), (120, 2657319), (126, 2530780), (140, 2277702), (147, 2169240), (168, 1898085), (180, 1771546), (196, 1626930), (210, 1518468), (245, 1301544), (252, 1265390), (280, 1138851), (294, 1084620), (315, 1012312), (360, 885773), (392, 813465), (420, 759234), (441, 723080), (490, 650772), (504, 632695), (588, 542310), (630, 506156), (735, 433848), (840, 379617), (882, 361540), (980, 325386), (1176, 271155), (1260, 253078), (1470, 216924), (1764, 180770), (1960, 162693), (2205, 144616), (2520, 126539), (2940, 108462), (3528, 90385), (4410, 72308), (5880, 54231), (8820, 36154), (17640, 18077)]