31867920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{6323}}^1$

素因数の和:6349

約数の個数: 120

約数和(自身を含む): 122331456

約数和(自身を除く): 90463536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 6323, 12646, 18969, 25292, 31615, 37938, 44261, 50584, 56907, 63230, 75876, 88522, 94845, 101168, 113814, 126460, 132783, 151752, 177044, 189690, 221305, 227628, 252920, 265566, 284535, 303504, 354088, 379380, 398349, 442610, 455256, 505840, 531132, 569070, 663915, 708176, 758760, 796698, 885220, 910512, 1062264, 1138140, 1327830, 1517520, 1593396, 1770440, 1991745, 2124528, 2276280, 2655660, 3186792, 3540880, 3983490, 4552560, 5311320, 6373584, 7966980, 10622640, 15933960, 31867920]

約数ペア:

[(1, 31867920), (2, 15933960), (3, 10622640), (4, 7966980), (5, 6373584), (6, 5311320), (7, 4552560), (8, 3983490), (9, 3540880), (10, 3186792), (12, 2655660), (14, 2276280), (15, 2124528), (16, 1991745), (18, 1770440), (20, 1593396), (21, 1517520), (24, 1327830), (28, 1138140), (30, 1062264), (35, 910512), (36, 885220), (40, 796698), (42, 758760), (45, 708176), (48, 663915), (56, 569070), (60, 531132), (63, 505840), (70, 455256), (72, 442610), (80, 398349), (84, 379380), (90, 354088), (105, 303504), (112, 284535), (120, 265566), (126, 252920), (140, 227628), (144, 221305), (168, 189690), (180, 177044), (210, 151752), (240, 132783), (252, 126460), (280, 113814), (315, 101168), (336, 94845), (360, 88522), (420, 75876), (504, 63230), (560, 56907), (630, 50584), (720, 44261), (840, 37938), (1008, 31615), (1260, 25292), (1680, 18969), (2520, 12646), (5040, 6323)]