40615020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 130804128

約数和(自身を除く): 90189108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 137, 162, 180, 183, 243, 244, 270, 274, 305, 324, 366, 405, 411, 486, 540, 548, 549, 610, 685, 732, 810, 822, 915, 972, 1098, 1215, 1220, 1233, 1370, 1620, 1644, 1647, 1830, 2055, 2196, 2430, 2466, 2740, 2745, 3294, 3660, 3699, 4110, 4860, 4932, 4941, 5490, 6165, 6588, 7398, 8220, 8235, 8357, 9882, 10980, 11097, 12330, 14796, 14823, 16470, 16714, 18495, 19764, 22194, 24660, 24705, 25071, 29646, 32940, 33291, 33428, 36990, 41785, 44388, 49410, 50142, 55485, 59292, 66582, 73980, 74115, 75213, 83570, 98820, 100284, 110970, 125355, 133164, 148230, 150426, 166455, 167140, 221940, 225639, 250710, 296460, 300852, 332910, 376065, 451278, 501420, 665820, 676917, 752130, 902556, 1128195, 1353834, 1504260, 2030751, 2256390, 2707668, 3384585, 4061502, 4512780, 6769170, 8123004, 10153755, 13538340, 20307510, 40615020]

約数ペア:

[(1, 40615020), (2, 20307510), (3, 13538340), (4, 10153755), (5, 8123004), (6, 6769170), (9, 4512780), (10, 4061502), (12, 3384585), (15, 2707668), (18, 2256390), (20, 2030751), (27, 1504260), (30, 1353834), (36, 1128195), (45, 902556), (54, 752130), (60, 676917), (61, 665820), (81, 501420), (90, 451278), (108, 376065), (122, 332910), (135, 300852), (137, 296460), (162, 250710), (180, 225639), (183, 221940), (243, 167140), (244, 166455), (270, 150426), (274, 148230), (305, 133164), (324, 125355), (366, 110970), (405, 100284), (411, 98820), (486, 83570), (540, 75213), (548, 74115), (549, 73980), (610, 66582), (685, 59292), (732, 55485), (810, 50142), (822, 49410), (915, 44388), (972, 41785), (1098, 36990), (1215, 33428), (1220, 33291), (1233, 32940), (1370, 29646), (1620, 25071), (1644, 24705), (1647, 24660), (1830, 22194), (2055, 19764), (2196, 18495), (2430, 16714), (2466, 16470), (2740, 14823), (2745, 14796), (3294, 12330), (3660, 11097), (3699, 10980), (4110, 9882), (4860, 8357), (4932, 8235), (4941, 8220), (5490, 7398), (6165, 6588)]