31233930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1$

素因数の和:720

約数の個数: 128

約数和(自身を含む): 97832448

約数和(自身を除く): 66598518

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 51, 65, 70, 78, 85, 91, 102, 105, 119, 130, 170, 182, 195, 210, 221, 238, 255, 273, 357, 390, 442, 455, 510, 546, 595, 663, 673, 714, 910, 1105, 1190, 1326, 1346, 1365, 1547, 1785, 2019, 2210, 2730, 3094, 3315, 3365, 3570, 4038, 4641, 4711, 6630, 6730, 7735, 8749, 9282, 9422, 10095, 11441, 14133, 15470, 17498, 20190, 22882, 23205, 23555, 26247, 28266, 34323, 43745, 46410, 47110, 52494, 57205, 61243, 68646, 70665, 80087, 87490, 114410, 122486, 131235, 141330, 148733, 160174, 171615, 183729, 240261, 262470, 297466, 306215, 343230, 367458, 400435, 446199, 480522, 612430, 743665, 800870, 892398, 918645, 1041131, 1201305, 1487330, 1837290, 2082262, 2230995, 2402610, 3123393, 4461990, 5205655, 6246786, 10411310, 15616965, 31233930]

約数ペア:

[(1, 31233930), (2, 15616965), (3, 10411310), (5, 6246786), (6, 5205655), (7, 4461990), (10, 3123393), (13, 2402610), (14, 2230995), (15, 2082262), (17, 1837290), (21, 1487330), (26, 1201305), (30, 1041131), (34, 918645), (35, 892398), (39, 800870), (42, 743665), (51, 612430), (65, 480522), (70, 446199), (78, 400435), (85, 367458), (91, 343230), (102, 306215), (105, 297466), (119, 262470), (130, 240261), (170, 183729), (182, 171615), (195, 160174), (210, 148733), (221, 141330), (238, 131235), (255, 122486), (273, 114410), (357, 87490), (390, 80087), (442, 70665), (455, 68646), (510, 61243), (546, 57205), (595, 52494), (663, 47110), (673, 46410), (714, 43745), (910, 34323), (1105, 28266), (1190, 26247), (1326, 23555), (1346, 23205), (1365, 22882), (1547, 20190), (1785, 17498), (2019, 15470), (2210, 14133), (2730, 11441), (3094, 10095), (3315, 9422), (3365, 9282), (3570, 8749), (4038, 7735), (4641, 6730), (4711, 6630)]