2148958980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{15647}}^1$

素因数の和:15778

約数の個数: 144

約数和(自身を含む): 7518551040

約数和(自身を除く): 5369592060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 315, 327, 420, 436, 545, 630, 654, 763, 981, 1090, 1260, 1308, 1526, 1635, 1962, 2180, 2289, 3052, 3270, 3815, 3924, 4578, 4905, 6540, 6867, 7630, 9156, 9810, 11445, 13734, 15260, 15647, 19620, 22890, 27468, 31294, 34335, 45780, 46941, 62588, 68670, 78235, 93882, 109529, 137340, 140823, 156470, 187764, 219058, 234705, 281646, 312940, 328587, 438116, 469410, 547645, 563292, 657174, 704115, 938820, 985761, 1095290, 1314348, 1408230, 1642935, 1705523, 1971522, 2190580, 2816460, 3285870, 3411046, 3943044, 4928805, 5116569, 6571740, 6822092, 8527615, 9857610, 10233138, 11938661, 15349707, 17055230, 19715220, 20466276, 23877322, 25582845, 30699414, 34110460, 35815983, 47754644, 51165690, 59693305, 61398828, 71631966, 76748535, 102331380, 107447949, 119386610, 143263932, 153497070, 179079915, 214895898, 238773220, 306994140, 358159830, 429791796, 537239745, 716319660, 1074479490, 2148958980]

約数ペア:

[(1, 2148958980), (2, 1074479490), (3, 716319660), (4, 537239745), (5, 429791796), (6, 358159830), (7, 306994140), (9, 238773220), (10, 214895898), (12, 179079915), (14, 153497070), (15, 143263932), (18, 119386610), (20, 107447949), (21, 102331380), (28, 76748535), (30, 71631966), (35, 61398828), (36, 59693305), (42, 51165690), (45, 47754644), (60, 35815983), (63, 34110460), (70, 30699414), (84, 25582845), (90, 23877322), (105, 20466276), (109, 19715220), (126, 17055230), (140, 15349707), (180, 11938661), (210, 10233138), (218, 9857610), (252, 8527615), (315, 6822092), (327, 6571740), (420, 5116569), (436, 4928805), (545, 3943044), (630, 3411046), (654, 3285870), (763, 2816460), (981, 2190580), (1090, 1971522), (1260, 1705523), (1308, 1642935), (1526, 1408230), (1635, 1314348), (1962, 1095290), (2180, 985761), (2289, 938820), (3052, 704115), (3270, 657174), (3815, 563292), (3924, 547645), (4578, 469410), (4905, 438116), (6540, 328587), (6867, 312940), (7630, 281646), (9156, 234705), (9810, 219058), (11445, 187764), (13734, 156470), (15260, 140823), (15647, 137340), (19620, 109529), (22890, 93882), (27468, 78235), (31294, 68670), (34335, 62588), (45780, 46941)]