87883740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3671}}^1$

素因数の和:3712

約数の個数: 144

約数和(自身を含む): 320785920

約数和(自身を除く): 232902180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3671, 3990, 4788, 5985, 7342, 7980, 11013, 11970, 14684, 18355, 22026, 23940, 25697, 33039, 36710, 44052, 51394, 55065, 66078, 69749, 73420, 77091, 102788, 110130, 128485, 132156, 139498, 154182, 165195, 209247, 220260, 231273, 256970, 278996, 308364, 330390, 348745, 385455, 418494, 462546, 488243, 513940, 627741, 660780, 697490, 770910, 836988, 925092, 976486, 1046235, 1156365, 1255482, 1394980, 1464729, 1541820, 1952972, 2092470, 2312730, 2441215, 2510964, 2929458, 3138705, 4184940, 4394187, 4625460, 4882430, 5858916, 6277410, 7323645, 8788374, 9764860, 12554820, 14647290, 17576748, 21970935, 29294580, 43941870, 87883740]

約数ペア:

[(1, 87883740), (2, 43941870), (3, 29294580), (4, 21970935), (5, 17576748), (6, 14647290), (7, 12554820), (9, 9764860), (10, 8788374), (12, 7323645), (14, 6277410), (15, 5858916), (18, 4882430), (19, 4625460), (20, 4394187), (21, 4184940), (28, 3138705), (30, 2929458), (35, 2510964), (36, 2441215), (38, 2312730), (42, 2092470), (45, 1952972), (57, 1541820), (60, 1464729), (63, 1394980), (70, 1255482), (76, 1156365), (84, 1046235), (90, 976486), (95, 925092), (105, 836988), (114, 770910), (126, 697490), (133, 660780), (140, 627741), (171, 513940), (180, 488243), (190, 462546), (210, 418494), (228, 385455), (252, 348745), (266, 330390), (285, 308364), (315, 278996), (342, 256970), (380, 231273), (399, 220260), (420, 209247), (532, 165195), (570, 154182), (630, 139498), (665, 132156), (684, 128485), (798, 110130), (855, 102788), (1140, 77091), (1197, 73420), (1260, 69749), (1330, 66078), (1596, 55065), (1710, 51394), (1995, 44052), (2394, 36710), (2660, 33039), (3420, 25697), (3671, 23940), (3990, 22026), (4788, 18355), (5985, 14684), (7342, 11970), (7980, 11013)]