197923860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1014

約数の個数: 144

約数和(自身を含む): 645345792

約数和(自身を除く): 447421932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 426, 510, 612, 639, 710, 765, 852, 911, 1020, 1065, 1207, 1278, 1420, 1530, 1822, 2130, 2414, 2556, 2733, 3060, 3195, 3621, 3644, 4260, 4555, 4828, 5466, 6035, 6390, 7242, 8199, 9110, 10863, 10932, 12070, 12780, 13665, 14484, 15487, 16398, 18105, 18220, 21726, 24140, 27330, 30974, 32796, 36210, 40995, 43452, 46461, 54315, 54660, 61948, 64681, 72420, 77435, 81990, 92922, 108630, 129362, 139383, 154870, 163980, 185844, 194043, 217260, 232305, 258724, 278766, 309740, 323405, 388086, 464610, 557532, 582129, 646810, 696915, 776172, 929220, 970215, 1099577, 1164258, 1293620, 1393830, 1940430, 2199154, 2328516, 2787660, 2910645, 3298731, 3880860, 4398308, 5497885, 5821290, 6597462, 9896193, 10995770, 11642580, 13194924, 16493655, 19792386, 21991540, 32987310, 39584772, 49480965, 65974620, 98961930, 197923860]

約数ペア:

[(1, 197923860), (2, 98961930), (3, 65974620), (4, 49480965), (5, 39584772), (6, 32987310), (9, 21991540), (10, 19792386), (12, 16493655), (15, 13194924), (17, 11642580), (18, 10995770), (20, 9896193), (30, 6597462), (34, 5821290), (36, 5497885), (45, 4398308), (51, 3880860), (60, 3298731), (68, 2910645), (71, 2787660), (85, 2328516), (90, 2199154), (102, 1940430), (142, 1393830), (153, 1293620), (170, 1164258), (180, 1099577), (204, 970215), (213, 929220), (255, 776172), (284, 696915), (306, 646810), (340, 582129), (355, 557532), (426, 464610), (510, 388086), (612, 323405), (639, 309740), (710, 278766), (765, 258724), (852, 232305), (911, 217260), (1020, 194043), (1065, 185844), (1207, 163980), (1278, 154870), (1420, 139383), (1530, 129362), (1822, 108630), (2130, 92922), (2414, 81990), (2556, 77435), (2733, 72420), (3060, 64681), (3195, 61948), (3621, 54660), (3644, 54315), (4260, 46461), (4555, 43452), (4828, 40995), (5466, 36210), (6035, 32796), (6390, 30974), (7242, 27330), (8199, 24140), (9110, 21726), (10863, 18220), (10932, 18105), (12070, 16398), (12780, 15487), (13665, 14484)]