1974921408

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{997}}^1$

素因数の和:1215

約数の個数: 168

約数和(自身を含む): 5997620720

約数和(自身を除く): 4022699312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 181, 192, 228, 288, 304, 342, 362, 456, 543, 576, 608, 684, 724, 912, 997, 1086, 1216, 1368, 1448, 1629, 1824, 1994, 2172, 2736, 2896, 2991, 3258, 3439, 3648, 3988, 4344, 5472, 5792, 5982, 6516, 6878, 7976, 8688, 8973, 10317, 10944, 11584, 11964, 13032, 13756, 15952, 17376, 17946, 18943, 20634, 23928, 26064, 27512, 30951, 31904, 34752, 35892, 37886, 41268, 47856, 52128, 55024, 56829, 61902, 63808, 71784, 75772, 82536, 95712, 104256, 110048, 113658, 123804, 143568, 151544, 165072, 170487, 180457, 191424, 220096, 227316, 247608, 287136, 303088, 330144, 340974, 360914, 454632, 495216, 541371, 574272, 606176, 660288, 681948, 721828, 909264, 990432, 1082742, 1212352, 1363896, 1443656, 1624113, 1818528, 1980864, 2165484, 2727792, 2887312, 3248226, 3428683, 3637056, 4330968, 5455584, 5774624, 6496452, 6857366, 8661936, 10286049, 10911168, 11549248, 12992904, 13714732, 17323872, 20572098, 25985808, 27429464, 30858147, 34647744, 41144196, 51971616, 54858928, 61716294, 82288392, 103943232, 109717856, 123432588, 164576784, 219435712, 246865176, 329153568, 493730352, 658307136, 987460704, 1974921408]

約数ペア:

[(1, 1974921408), (2, 987460704), (3, 658307136), (4, 493730352), (6, 329153568), (8, 246865176), (9, 219435712), (12, 164576784), (16, 123432588), (18, 109717856), (19, 103943232), (24, 82288392), (32, 61716294), (36, 54858928), (38, 51971616), (48, 41144196), (57, 34647744), (64, 30858147), (72, 27429464), (76, 25985808), (96, 20572098), (114, 17323872), (144, 13714732), (152, 12992904), (171, 11549248), (181, 10911168), (192, 10286049), (228, 8661936), (288, 6857366), (304, 6496452), (342, 5774624), (362, 5455584), (456, 4330968), (543, 3637056), (576, 3428683), (608, 3248226), (684, 2887312), (724, 2727792), (912, 2165484), (997, 1980864), (1086, 1818528), (1216, 1624113), (1368, 1443656), (1448, 1363896), (1629, 1212352), (1824, 1082742), (1994, 990432), (2172, 909264), (2736, 721828), (2896, 681948), (2991, 660288), (3258, 606176), (3439, 574272), (3648, 541371), (3988, 495216), (4344, 454632), (5472, 360914), (5792, 340974), (5982, 330144), (6516, 303088), (6878, 287136), (7976, 247608), (8688, 227316), (8973, 220096), (10317, 191424), (10944, 180457), (11584, 170487), (11964, 165072), (13032, 151544), (13756, 143568), (15952, 123804), (17376, 113658), (17946, 110048), (18943, 104256), (20634, 95712), (23928, 82536), (26064, 75772), (27512, 71784), (30951, 63808), (31904, 61902), (34752, 56829), (35892, 55024), (37886, 52128), (41268, 47856)]