4339980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 14676480

約数和(自身を除く): 10336500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 47, 54, 57, 60, 76, 81, 90, 94, 95, 108, 114, 135, 141, 162, 171, 180, 188, 190, 228, 235, 243, 270, 282, 285, 324, 342, 380, 405, 423, 470, 486, 513, 540, 564, 570, 684, 705, 810, 846, 855, 893, 940, 972, 1026, 1140, 1215, 1269, 1410, 1539, 1620, 1692, 1710, 1786, 2052, 2115, 2430, 2538, 2565, 2679, 2820, 3078, 3420, 3572, 3807, 4230, 4465, 4617, 4860, 5076, 5130, 5358, 6156, 6345, 7614, 7695, 8037, 8460, 8930, 9234, 10260, 10716, 11421, 12690, 13395, 15228, 15390, 16074, 17860, 18468, 19035, 22842, 23085, 24111, 25380, 26790, 30780, 32148, 38070, 40185, 45684, 46170, 48222, 53580, 57105, 72333, 76140, 80370, 92340, 96444, 114210, 120555, 144666, 160740, 216999, 228420, 241110, 289332, 361665, 433998, 482220, 723330, 867996, 1084995, 1446660, 2169990, 4339980]

約数ペア:

[(1, 4339980), (2, 2169990), (3, 1446660), (4, 1084995), (5, 867996), (6, 723330), (9, 482220), (10, 433998), (12, 361665), (15, 289332), (18, 241110), (19, 228420), (20, 216999), (27, 160740), (30, 144666), (36, 120555), (38, 114210), (45, 96444), (47, 92340), (54, 80370), (57, 76140), (60, 72333), (76, 57105), (81, 53580), (90, 48222), (94, 46170), (95, 45684), (108, 40185), (114, 38070), (135, 32148), (141, 30780), (162, 26790), (171, 25380), (180, 24111), (188, 23085), (190, 22842), (228, 19035), (235, 18468), (243, 17860), (270, 16074), (282, 15390), (285, 15228), (324, 13395), (342, 12690), (380, 11421), (405, 10716), (423, 10260), (470, 9234), (486, 8930), (513, 8460), (540, 8037), (564, 7695), (570, 7614), (684, 6345), (705, 6156), (810, 5358), (846, 5130), (855, 5076), (893, 4860), (940, 4617), (972, 4465), (1026, 4230), (1140, 3807), (1215, 3572), (1269, 3420), (1410, 3078), (1539, 2820), (1620, 2679), (1692, 2565), (1710, 2538), (1786, 2430), (2052, 2115)]