308505960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17489}}^1$

素因数の和:17520

約数の個数: 144

約数和(自身を含む): 1166408100

約数和(自身を除く): 857902140

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, 17489, 17640, 34978, 52467, 69956, 87445, 104934, 122423, 139912, 157401, 174890, 209868, 244846, 262335, 314802, 349780, 367269, 419736, 489692, 524670, 612115, 629604, 699560, 734538, 787005, 856961, 979384, 1049340, 1101807, 1224230, 1259208, 1469076, 1574010, 1713922, 1836345, 2098680, 2203614, 2448460, 2570883, 2938152, 3148020, 3427844, 3672690, 4284805, 4407228, 4896920, 5141766, 5509035, 6296040, 6855688, 7345380, 7712649, 8569610, 8814456, 10283532, 11018070, 12854415, 14690760, 15425298, 17139220, 20567064, 22036140, 25708830, 30850596, 34278440, 38563245, 44072280, 51417660, 61701192, 77126490, 102835320, 154252980, 308505960]

約数ペア:

[(1, 308505960), (2, 154252980), (3, 102835320), (4, 77126490), (5, 61701192), (6, 51417660), (7, 44072280), (8, 38563245), (9, 34278440), (10, 30850596), (12, 25708830), (14, 22036140), (15, 20567064), (18, 17139220), (20, 15425298), (21, 14690760), (24, 12854415), (28, 11018070), (30, 10283532), (35, 8814456), (36, 8569610), (40, 7712649), (42, 7345380), (45, 6855688), (49, 6296040), (56, 5509035), (60, 5141766), (63, 4896920), (70, 4407228), (72, 4284805), (84, 3672690), (90, 3427844), (98, 3148020), (105, 2938152), (120, 2570883), (126, 2448460), (140, 2203614), (147, 2098680), (168, 1836345), (180, 1713922), (196, 1574010), (210, 1469076), (245, 1259208), (252, 1224230), (280, 1101807), (294, 1049340), (315, 979384), (360, 856961), (392, 787005), (420, 734538), (441, 699560), (490, 629604), (504, 612115), (588, 524670), (630, 489692), (735, 419736), (840, 367269), (882, 349780), (980, 314802), (1176, 262335), (1260, 244846), (1470, 209868), (1764, 174890), (1960, 157401), (2205, 139912), (2520, 122423), (2940, 104934), (3528, 87445), (4410, 69956), (5880, 52467), (8820, 34978), (17489, 17640)]