198855720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11273}}^1$

素因数の和:11304

約数の個数: 144

約数和(自身を含む): 751863060

約数和(自身を除く): 553007340

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, 11273, 17640, 22546, 33819, 45092, 56365, 67638, 78911, 90184, 101457, 112730, 135276, 157822, 169095, 202914, 225460, 236733, 270552, 315644, 338190, 394555, 405828, 450920, 473466, 507285, 552377, 631288, 676380, 710199, 789110, 811656, 946932, 1014570, 1104754, 1183665, 1352760, 1420398, 1578220, 1657131, 1893864, 2029140, 2209508, 2367330, 2761885, 2840796, 3156440, 3314262, 3550995, 4058280, 4419016, 4734660, 4971393, 5523770, 5681592, 6628524, 7101990, 8285655, 9469320, 9942786, 11047540, 13257048, 14203980, 16571310, 19885572, 22095080, 24856965, 28407960, 33142620, 39771144, 49713930, 66285240, 99427860, 198855720]

約数ペア:

[(1, 198855720), (2, 99427860), (3, 66285240), (4, 49713930), (5, 39771144), (6, 33142620), (7, 28407960), (8, 24856965), (9, 22095080), (10, 19885572), (12, 16571310), (14, 14203980), (15, 13257048), (18, 11047540), (20, 9942786), (21, 9469320), (24, 8285655), (28, 7101990), (30, 6628524), (35, 5681592), (36, 5523770), (40, 4971393), (42, 4734660), (45, 4419016), (49, 4058280), (56, 3550995), (60, 3314262), (63, 3156440), (70, 2840796), (72, 2761885), (84, 2367330), (90, 2209508), (98, 2029140), (105, 1893864), (120, 1657131), (126, 1578220), (140, 1420398), (147, 1352760), (168, 1183665), (180, 1104754), (196, 1014570), (210, 946932), (245, 811656), (252, 789110), (280, 710199), (294, 676380), (315, 631288), (360, 552377), (392, 507285), (420, 473466), (441, 450920), (490, 405828), (504, 394555), (588, 338190), (630, 315644), (735, 270552), (840, 236733), (882, 225460), (980, 202914), (1176, 169095), (1260, 157822), (1470, 135276), (1764, 112730), (1960, 101457), (2205, 90184), (2520, 78911), (2940, 67638), (3528, 56365), (4410, 45092), (5880, 33819), (8820, 22546), (11273, 17640)]