1456920

素因数分解:

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

素因数の和:110

約数の個数: 128

約数和(自身を含む): 5184000

約数和(自身を除く): 3727080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 71, 72, 76, 90, 95, 108, 114, 120, 135, 142, 152, 171, 180, 190, 213, 216, 228, 270, 284, 285, 342, 355, 360, 380, 426, 456, 513, 540, 568, 570, 639, 684, 710, 760, 852, 855, 1026, 1065, 1080, 1140, 1278, 1349, 1368, 1420, 1704, 1710, 1917, 2052, 2130, 2280, 2556, 2565, 2698, 2840, 3195, 3420, 3834, 4047, 4104, 4260, 5112, 5130, 5396, 6390, 6745, 6840, 7668, 8094, 8520, 9585, 10260, 10792, 12141, 12780, 13490, 15336, 16188, 19170, 20235, 20520, 24282, 25560, 26980, 32376, 36423, 38340, 40470, 48564, 53960, 60705, 72846, 76680, 80940, 97128, 121410, 145692, 161880, 182115, 242820, 291384, 364230, 485640, 728460, 1456920]

約数ペア:

[(1, 1456920), (2, 728460), (3, 485640), (4, 364230), (5, 291384), (6, 242820), (8, 182115), (9, 161880), (10, 145692), (12, 121410), (15, 97128), (18, 80940), (19, 76680), (20, 72846), (24, 60705), (27, 53960), (30, 48564), (36, 40470), (38, 38340), (40, 36423), (45, 32376), (54, 26980), (57, 25560), (60, 24282), (71, 20520), (72, 20235), (76, 19170), (90, 16188), (95, 15336), (108, 13490), (114, 12780), (120, 12141), (135, 10792), (142, 10260), (152, 9585), (171, 8520), (180, 8094), (190, 7668), (213, 6840), (216, 6745), (228, 6390), (270, 5396), (284, 5130), (285, 5112), (342, 4260), (355, 4104), (360, 4047), (380, 3834), (426, 3420), (456, 3195), (513, 2840), (540, 2698), (568, 2565), (570, 2556), (639, 2280), (684, 2130), (710, 2052), (760, 1917), (852, 1710), (855, 1704), (1026, 1420), (1065, 1368), (1080, 1349), (1140, 1278)]