40550940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 132088320

約数和(自身を除く): 91537380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 71, 76, 90, 95, 114, 142, 167, 171, 180, 190, 213, 228, 284, 285, 334, 342, 355, 380, 426, 501, 570, 639, 668, 684, 710, 835, 852, 855, 1002, 1065, 1140, 1278, 1349, 1420, 1503, 1670, 1710, 2004, 2130, 2505, 2556, 2698, 3006, 3173, 3195, 3340, 3420, 4047, 4260, 5010, 5396, 6012, 6346, 6390, 6745, 7515, 8094, 9519, 10020, 11857, 12141, 12692, 12780, 13490, 15030, 15865, 16188, 19038, 20235, 23714, 24282, 26980, 28557, 30060, 31730, 35571, 38076, 40470, 47428, 47595, 48564, 57114, 59285, 60705, 63460, 71142, 80940, 95190, 106713, 114228, 118570, 121410, 142284, 142785, 177855, 190380, 213426, 225283, 237140, 242820, 285570, 355710, 426852, 450566, 533565, 571140, 675849, 711420, 901132, 1067130, 1126415, 1351698, 2027547, 2134260, 2252830, 2703396, 3379245, 4055094, 4505660, 6758490, 8110188, 10137735, 13516980, 20275470, 40550940]

約数ペア:

[(1, 40550940), (2, 20275470), (3, 13516980), (4, 10137735), (5, 8110188), (6, 6758490), (9, 4505660), (10, 4055094), (12, 3379245), (15, 2703396), (18, 2252830), (19, 2134260), (20, 2027547), (30, 1351698), (36, 1126415), (38, 1067130), (45, 901132), (57, 711420), (60, 675849), (71, 571140), (76, 533565), (90, 450566), (95, 426852), (114, 355710), (142, 285570), (167, 242820), (171, 237140), (180, 225283), (190, 213426), (213, 190380), (228, 177855), (284, 142785), (285, 142284), (334, 121410), (342, 118570), (355, 114228), (380, 106713), (426, 95190), (501, 80940), (570, 71142), (639, 63460), (668, 60705), (684, 59285), (710, 57114), (835, 48564), (852, 47595), (855, 47428), (1002, 40470), (1065, 38076), (1140, 35571), (1278, 31730), (1349, 30060), (1420, 28557), (1503, 26980), (1670, 24282), (1710, 23714), (2004, 20235), (2130, 19038), (2505, 16188), (2556, 15865), (2698, 15030), (3006, 13490), (3173, 12780), (3195, 12692), (3340, 12141), (3420, 11857), (4047, 10020), (4260, 9519), (5010, 8094), (5396, 7515), (6012, 6745), (6346, 6390)]