2185380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 7318080

約数和(自身を除く): 5132700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 71, 76, 81, 90, 95, 108, 114, 135, 142, 162, 171, 180, 190, 213, 228, 270, 284, 285, 324, 342, 355, 380, 405, 426, 513, 540, 570, 639, 684, 710, 810, 852, 855, 1026, 1065, 1140, 1278, 1349, 1420, 1539, 1620, 1710, 1917, 2052, 2130, 2556, 2565, 2698, 3078, 3195, 3420, 3834, 4047, 4260, 5130, 5396, 5751, 6156, 6390, 6745, 7668, 7695, 8094, 9585, 10260, 11502, 12141, 12780, 13490, 15390, 16188, 19170, 20235, 23004, 24282, 26980, 28755, 30780, 36423, 38340, 40470, 48564, 57510, 60705, 72846, 80940, 109269, 115020, 121410, 145692, 182115, 218538, 242820, 364230, 437076, 546345, 728460, 1092690, 2185380]

約数ペア:

[(1, 2185380), (2, 1092690), (3, 728460), (4, 546345), (5, 437076), (6, 364230), (9, 242820), (10, 218538), (12, 182115), (15, 145692), (18, 121410), (19, 115020), (20, 109269), (27, 80940), (30, 72846), (36, 60705), (38, 57510), (45, 48564), (54, 40470), (57, 38340), (60, 36423), (71, 30780), (76, 28755), (81, 26980), (90, 24282), (95, 23004), (108, 20235), (114, 19170), (135, 16188), (142, 15390), (162, 13490), (171, 12780), (180, 12141), (190, 11502), (213, 10260), (228, 9585), (270, 8094), (284, 7695), (285, 7668), (324, 6745), (342, 6390), (355, 6156), (380, 5751), (405, 5396), (426, 5130), (513, 4260), (540, 4047), (570, 3834), (639, 3420), (684, 3195), (710, 3078), (810, 2698), (852, 2565), (855, 2556), (1026, 2130), (1065, 2052), (1140, 1917), (1278, 1710), (1349, 1620), (1420, 1539)]