27858780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 89631360

約数和(自身を除く): 61772580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 47, 60, 74, 89, 90, 94, 111, 141, 148, 178, 180, 185, 188, 222, 235, 267, 282, 333, 356, 370, 423, 444, 445, 470, 534, 555, 564, 666, 705, 740, 801, 846, 890, 940, 1068, 1110, 1332, 1335, 1410, 1602, 1665, 1692, 1739, 1780, 2115, 2220, 2670, 2820, 3204, 3293, 3330, 3478, 4005, 4183, 4230, 5217, 5340, 6586, 6660, 6956, 8010, 8366, 8460, 8695, 9879, 10434, 12549, 13172, 15651, 16020, 16465, 16732, 17390, 19758, 20868, 20915, 25098, 26085, 29637, 31302, 32930, 34780, 37647, 39516, 41830, 49395, 50196, 52170, 59274, 62604, 62745, 65860, 75294, 78255, 83660, 98790, 104340, 118548, 125490, 148185, 150588, 154771, 156510, 188235, 197580, 250980, 296370, 309542, 313020, 376470, 464313, 592740, 619084, 752940, 773855, 928626, 1392939, 1547710, 1857252, 2321565, 2785878, 3095420, 4643130, 5571756, 6964695, 9286260, 13929390, 27858780]

約数ペア:

[(1, 27858780), (2, 13929390), (3, 9286260), (4, 6964695), (5, 5571756), (6, 4643130), (9, 3095420), (10, 2785878), (12, 2321565), (15, 1857252), (18, 1547710), (20, 1392939), (30, 928626), (36, 773855), (37, 752940), (45, 619084), (47, 592740), (60, 464313), (74, 376470), (89, 313020), (90, 309542), (94, 296370), (111, 250980), (141, 197580), (148, 188235), (178, 156510), (180, 154771), (185, 150588), (188, 148185), (222, 125490), (235, 118548), (267, 104340), (282, 98790), (333, 83660), (356, 78255), (370, 75294), (423, 65860), (444, 62745), (445, 62604), (470, 59274), (534, 52170), (555, 50196), (564, 49395), (666, 41830), (705, 39516), (740, 37647), (801, 34780), (846, 32930), (890, 31302), (940, 29637), (1068, 26085), (1110, 25098), (1332, 20915), (1335, 20868), (1410, 19758), (1602, 17390), (1665, 16732), (1692, 16465), (1739, 16020), (1780, 15651), (2115, 13172), (2220, 12549), (2670, 10434), (2820, 9879), (3204, 8695), (3293, 8460), (3330, 8366), (3478, 8010), (4005, 6956), (4183, 6660), (4230, 6586), (5217, 5340)]